1. Made of Aviation Aluminum, CNC precisely machined, surface anodic oxidation, with stainless steel screw, lightweight design of hollow, weight is about 140g; | 2. Referring to and modified from Nikon original standard design, bearing is enhanced, details are improved, and bottom added the feature of quick release plate, more practical; suitable for Nikon AF 80-400mm f/4.5-5.6D ED VR and Nikon AF-S 300mm f/4D IF-ED lenses; | 3. Tripod ring diameter is about 77mm, and width is about 16mm, the use of embedded PP material to increase the damping and reduce the lens wear; accurate bayonet, same to the original one, easy to quickly disassemble and adjust the body composition; tripod ring comes with quick-release plate about 65mm long, bottom with 1/4" screw hole; | 4. Quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for IS-JZ30 / IS-JZ50 / IS- JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK. | 5. 1 x iShoot All-metal Lens Tripod Mount Ring IS-N840D (Note: The other items in the photos not listed here are for illustrating only, not included)

1. The lens collar is designed and improved with reference to Sigma original TS-111; the tripod collar is tailor-made for Sigma 100-400mm f/5-6.3 DG DN OS (E-mount) & Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L-mount), can't be used for other lenses; | 2. The net weight of the tripod mount ring is about 170g, inner diameter is about 82mm, width is about 18mm, the inner wall has grooves and notches, and 3M plastic protective film is attached; locking knob with non-slip design? | 3. The tripod collar bottom is added 65mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly; | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold. (Note: The other items in the photos not listed here are for illustrating only, not included)

1. The lens collar is designed and improved with reference to Sigma original TS-111; the tripod collar is tailor-made for Sigma 100-400mm f/5-6.3 DG DN OS (E-mount) & Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L-mount), can't be used for other lenses; | 2. The net weight of the tripod mount ring is about 170g, inner diameter is about 82mm, width is about 18mm, the inner wall has grooves and notches, and 3M plastic protective film is attached; locking knob with non-slip design? | 3. The tripod collar bottom is added 65mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly; | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold. (Note: The other items in the photos not listed here are for illustrating only, not included)

1. The lens collar is tailor-made for Sony 70-400mm f/4-5.6 G SSM Lens, and Sony 70-400mm f/4-5.6 G SSM II Lens SAL70400G2, can't be used for other lenses. | 2. The tripod mount ring's inner diameter is about 81mm, with 3M film inside, preventing lens from scratches; net weight is about 145g. | 3. The tripod collar bottom is added Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

The lens support is tailor-made for Nikon AF-S NIKKOR 300mm f/4E PF ED VR Lens and Nikon AF-S NIKKOR 70-200mm f/4G ED VR Lens; | The lens collar is made of aviation aluminum, CNC precision machining, surface anodized, light weight hollow out design, with stainless steel screw. Net weight is about 160g; | Referencing to and modified from Nikon original standard design, structure is enhanced, details are improved, and add the function of quick release plate, more practical; | The inner diameter of tripod mount ring is about 68mm, using embedded flocking to increase resistance; with three marks, convenient for lens rotation and alignment; fast spring lock, convenient for quick assembly and disassembly or adjust the composition of camera body; removable quick release plate, reserved 1/4" and 3/8 " screw holes; | Quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI/MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

The tripod mount ring is specially made for Canon EF 70-200mm f/4L USM Lens, Canon EF 70-200mm f/4L IS USM Lens, Canon EF 70-200mm f/4L IS II USM Lens, Canon EF 400mm f/5.6L USM Lens, Canon EF 80-200mm f/2.8L Lens; | The lens collar is referencing to and modified from Canon original standard design, bearing is enhanced, details are improved, and added the features of quick release plate; | High temperature die casting molding of Aluminum alloy, CNC processing, car paint on surface. Built-in 3M film, copper knob and stainless steel anti-skid nails; | The net weight of this lens support bracket is about 135g, inner diameter is about 65.5mm, width is about 18mm; split-structure, bottom is 60mm length quick release plate, with 1/4" and 3/8" screw holes; | The lens holder bottom is 39mm Arca-Swiss fit Quick Release Plate, Compatible with RRS / ARCA-SWISS / WIMBERLEY / PMG / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit.

This lens collar replacement foot is tailor-made for Sony FE 200-600mm f/5.6-6.3 G OSS Lens SEL200600G; the tripod mount ring base is adopted the original interface standard, added quick release plate feature to the bottom, more practical than similar lens collar replacement base; | The lens support stand adopts lightweight design of hollow, with stainless steel screw, net weight is about 100g; it is about 105mm long, 65mm wide and about 33mm high; | The bottom of the lens bracket base is 105mm detachable lengthening quick release plate, with 1/4? and 3/8? screw holes and stainless-steel anti-slip screws at the bottom; | The tripod collar mount ring stand is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold; | This lens holder foot bottom Quick Release Plate is 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

1. The lens collar is tailor-made for Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary Lens, can?t be used with Sigma 150-600mm f5-6.3 DG OS HSM Sports lens. | 2. The tripod mount ring's inner diameter is about 80.5mm, width is about 22.5mm, with 3M film inside, preventing lens from scratches; net weight is about 170g. | 3. The tripod collar bottom is added 75mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

This lens collar is tailor-made for Sony FE 24-240mm f/3.5-6.3 OSS and other lens (see the below description); the tripod mount ring is referencing to the lenses, quick release plate feature is added to the bottom, more practical than similar lens collar; | The lens support adopts lightweight design of hollow, with stainless steel screw, net weight is about 155g; positioning by the switch and bayonet. Cannot be rotated. All corners are grinding rounded, the inner diameter of the tripod ring is about 61.5mm, the width is about 18mm, with 3M film inside for protecting the lens from scratches; | The bottom of the lens bracket is 55mm detachable lengthening quick release plate, with 1/4? and 3/8? screw holes and stainless-steel anti-slip screws at the bottom; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold; | This lens holder bottom Quick Release Plate is 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

★Made of aviation aluminum materials, CNC precision machining, anodized surface, with stainless steel screw, light weight hollow out design, net weight is about 160g. | ★Referring to and modified from Nikon original standard design, structure is enhanced, details are improved, and add the function of quick release plate, more practical. | ★Tripod mount ring's inner diameter is about 68mm, using embedded flocking to increase contact surface; with three marks, convenient for lens rotation and alignment; fast spring lock, convenient for quick assembly and disassembly or adjust camera body for composition; removable quick release plate structure, reserved 1/4" and 3/8 " screw holes. | ★Quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for IS-JZ30 / IS-JZ50 / IS- JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK | ★Suitable for Nikon AF-S 300mm F/4E PF ED VR and AF-S 70-200mm F / 4G ED VR lenses

This lens collar is tailor-made for Sony FE 135mm f/1.8 GM, Sony E 70-350mm f/4.5-6.3 G OSS, Sony E 16-55mm f/2.8 G, Tamron 28-75mm f/2.8 Di III RXD FE Mount, Tamron 17-28mm f/2.8 Di III RXD FE Mount; quick release plate feature is added to the bottom, more practical; | The lens support adopts lightweight design of hollow, with stainless steel screw, net weight is about 150g; the inner diameter of the tripod ring is about 62.5mm, the width is about 18mm; positioning by the switch and bayonet. Cannot be rotated. All corners of the lens collar are grinding rounded, with 3M film inside for protecting the lens from scratches; | The bottom of the lens bracket is 55mm detachable quick release plate, with 1/4? and 3/8? screw holes and stainless-steel anti-slip screws at the bottom; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold; | This lens holder bottom Quick Release Plate is 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

Referring to Canon original tripod mount ring D (B) design, with precise all-metal material processing and surface hardening treatment, fine, smooth and wear-resistant; Junctions of new version are fixed by steel needles; locks use stainless-steel-spring screw; the bottom is electroplated copper nut, more exquisite and perfect; | The lens collar is made of all-metal material, there is a 1/4 screw hole at bottom; the lens support bracket with flocking inside and locking knob, combining tightly to the lens without gaps, sturdy and durable; | The surface is treated with automobile-painting, and the color is consistent with the lens, integrated with the camera and lens; inner diameter: 68mm; | Uses aviation aluminum die-casting, polished 3 times, thickened flocking; structure optimized, the overall intensity increases 30% and the surface hardness increases 20% than the old version, but weigh is still 140g; | Very solid. Packed in the lightweight plastic packaging. Suitable for Canon EF 100mm f/2.8L Macro IS USM Lens.

The tripod mount ring is tailor-made for Canon EF 100mm f/2.8L Macro IS USM Lens; Can't be used with Canon EF 100mm f/2.8 USM Macro Lens. Adopt original factory standard, split structure. It is redesigned and produced by use new material and technology based the old version tripod ring TMR; | The inner diameter of this tripod ring is about 68mm. The surface contacting the lens is affixed with thicken flocking, the width of this contact surface is 18mm; net weight is about 142g; | The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate; also reserved 1/4" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than its old version and the similar products made by mold; | This lens support bottom is added Quick Release Plate feature of 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

The tripod mount ring is tailor-made for Canon EF 100mm f/2.8L Macro IS USM Lens; Can't be used with Canon EF 100mm f/2.8 USM Macro Lens. Adopt original factory standard, split structure. It is redesigned and produced by use new material and technology based the old version tripod ring TMR; | The inner diameter of this tripod ring is about 68mm. The surface contacting the lens is affixed with thicken flocking, the width of this contact surface is 18mm; net weight is about 142g; | The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate; also reserved 1/4" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than its old version and the similar products made by mold; | This lens support bottom is added Quick Release Plate feature of 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

1. The lens collar is tailor-made for Tamron 18-400mm f/3.5-6.3 Di II VC HLD B028 Lens (for Canon EF Mount, Nikon F Mount), can't be used for other lenses; reserved window for the LOCK switch on the lens, other switches are blocked; the lens collar is fixed by the switch and cannot be rotated. | 2. The net weight of the tripod mount ring is about 155g, carved into an irregular shape, the smallest diameter is about 76mm, the contact surface with the lens is made of 3M plastic film, the widest is about 18mm, and locked by the large non-slip knob. | 3. The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is designed and improved with reference to and compatible with Sigma original TS-111; the tripod collar is tailor-made and compatible with Sigma 105mm F1.4 DG HSM Art (EF/FX/FE/L Mount) & Sigma 100-400mm f/5-6.3 DG DN OS (E / L Mount); Not Compatible with Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF / F Mount) lens and other lenses; | 2. The net weight of the tripod mount ring is about 170g, inner diameter is about 82mm, width is about 18mm, the inner wall has grooves and notches, and 3M plastic protective film is attached; locking knob with non-slip design； | 3. The tripod collar bottom is added 65mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly; | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

The lens replacement foot is tailor-made for Sony FE 200-600mm f/5.6-6.3 G OSS Lens; the net weight is about 100g; | The lens tripod mount ring replacement foot is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw; | The lens collar replacement base is adopted the original interface standard. It is about 105mm long, 65mm wide and about 33mm high; | The length of quick release plate is about 105mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screws; | Bottom quick release plate is AS standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca fit, suitable for iShoot IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-Z60BK / IS-JZ70MFT / IS-JZ80BK / IS-JZ85.

The tripod mount ring is made of high quality Aviation Aluminum, precisely machined by world-class high-end CNC turning center, hollow-out weight reduction design, lightweight and solid; surface polished and anodized finish, laser lettering; appearance and exquisite workmanship is much better than similar products made by mold; | The tripod collar is customized according to the lens. Cannot be rotated. Accurate shape design, avoided the adjustment knob and the switch of the lens, will not affect the original functions of the lens; strong and sturdy; | Multiple rubber sheets are embedded on the contact surface of the lens collar and the lens to protect the lens from wear, the rubber is about 0.5mm higher than the contact surface; with stainless steel screw, net weight is about 195g; | The bottom of the lens support is added Arca fit quick release plate, the length of the plate is about 46 mm. 1/4 and 3/8 screw holes, stainless steel anti-slip screws are reserved; | This lens holder bottom Quick Release Plate is 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

The tripod mount ring is tailor-made for Samyang 24mm f/3.5 ED AS UMC Tilt-Shift Lens and Rokinon Tilt-Shift 24mm f/3.5 ED AS UMC Lens. Avoiding the position of commonly used switch; the tripod ring is fixed by the switch and cannot be rotated. The installation is difficult, and it must be accurately aligned for normal use. This lens collar cannot be used for other lenses; | The lens collar adopts bevel engraving technology. Locked by large non-slip knob. The shortest inner diameter of the lens holder is about 75mm, and the surface contacting the lens is affixed with elastic rubber particles; net weight is about 165g; | The tripod collar bottom is added 46mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate; also reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold; | This lens support bottom is added Quick Release Plate feature of 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

The lens support is tailor-made for Sony FE 70-200mm f/4 G OSS Lens SEL70200G; | Referencing to and modified from Sony original standard design, bearing is enhanced, structure and details are improved, and added the features of quick release plate, more practical; | The lens collar is made of Aviation Aluminum, CNC precisely machined, surface anodic oxidation; split-type design, built-in anti-skid patch, copper knob, stainless steel anti-skid nails; | The weight of the tripod mount ring is about 165g, inner diameter is about 72.5mm, width is about 17.5mm; bottom with quick release plate structure, the plate?s length is about 76mm, with 1/4" and 3/8" screw holes; | Bottom quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

1. The tripod mount ring support foot is tailor-made for Canon RF 600mm F11 IS STM and Canon RF 800mm F11 IS STM, can't be used for other lenses?the measuring volume of the replacement foot is about 91mm(L) x 38.5mm(W) x 31mm(H) (without screws), and net weight is about 95g; | 2. The lens collar stand is made based on the lens structure, the screw holes are precisely coordinated, and the anti-skid positioning pin is designed. It is locked by spring screws, with wavy handles; | 3. The tripod collar stand bottom is added 45mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate. The Lens collar base bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | 4. This lens collar support base bottom's dovetail groove is 39mm Arca-Swiss standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK; | 5. The tripod mount ring base is made of Aviation Aluminum, precisely machined by world-class high-end CNC turning center, hollow-out weight reduction design, hollowed-out work processed by Multi-Diamond Cutter finely, lightweight and solid, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

Portable, about 9x4x3cm (H x W x D); light weight, about 80g | ISO518 copper hot shoe mount design, with locking hole | Umbrella hole diameter about 10mm, knob made of ABS material, wheel gear design,support for most of studio umbrellas | Bottom hole diameter about 15.8mm, support for most of studio light stands | Package Includes: 1 x Mini Flash Bracket IS-GII with Metal Hot Shoe Mount(The other items in the photos not listed here are for illustrating only, not included)

1. The tripod mount ring is tailor-made and compatible with Sony LA-EA5 mount converter, hollow-out design, support vertical shoot, cannot be rotated; when shooting vertically, the LA-EA5 adapter ring needs to be taken out and reinstalled. | 2. The inner wall of the tripod ring is pasted with a 3M protective film, and the bayonet joint is designed with a baffle to prevent the shift of the adapter ring. The maximum bayonet is about 66mm, the width is about 18mm, the quick release plate is about 55mm long, and the net weight is about 135g. | 3. The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is specially tailor made for Canon RF 28-70mm F2L USM, can't be used for other lenses; customized according to the shape and structure of the lens, support vertical shoot, but can't be rotated; | 2. The net weight of the tripod mount ring is about 185g, inner diameter is about 74.5mm, the width is about 18mm. Overall one-time molded, and 3M plastic protective film is attached, locking knob with non-slip design; | 3. The tripod collar bottom is added 70mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | 5. The tripod ring support is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is specially tailor made for Canon RF 28-70mm F2L USM, can't be used for other lenses; customized according to the shape and structure of the lens, support vertical shoot, but can't be rotated; | 2. The net weight of the tripod mount ring is about 185g, inner diameter is about 74.5mm, the width is about 18mm. Overall one-time molded, and 3M plastic protective film is attached, locking knob with non-slip design; | 3. The tripod collar bottom is added 70mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | 5. The tripod ring support is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is specially tailor made for Canon RF 28-70mm F2L USM, can't be used for other lenses; customized according to the shape and structure of the lens, support vertical shoot, but can't be rotated; | 2. The net weight of the tripod mount ring is about 185g, inner diameter is about 74.5mm, the width is about 18mm. Overall one-time molded, and 3M plastic protective film is attached, locking knob with non-slip design; | 3. The tripod collar bottom is added 70mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | 5. The tripod ring support is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is tailor-made for Tamron 18-400mm f/3.5-6.3 Di II VC HLD B028 Lens (for EF Mount, F Mount), can't be used for other lenses; reserved window for the LOCK switch on the lens, other switches are blocked; the lens collar is fixed by the switch and cannot be rotated. | 2. The net weight of the tripod mount ring is about 155g, carved into an irregular shape, the smallest diameter is about 76mm, the contact surface with the lens is made of 3M plastic film, the widest is about 18mm, and locked by the large non-slip knob. | 3. The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. The lens collar is tailor-made for Tamron 18-400mm f/3.5-6.3 Di II VC HLD B028 Lens (for EF Mount, F Mount), can't be used for other lenses; reserved window for the LOCK switch on the lens, other switches are blocked; the lens collar is fixed by the switch and cannot be rotated. | 2. The net weight of the tripod mount ring is about 155g, carved into an irregular shape, the smallest diameter is about 76mm, the contact surface with the lens is made of 3M plastic film, the widest is about 18mm, and locked by the large non-slip knob. | 3. The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove. | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

1. This lens collar is tailor-made for Canon EF 70-200mm f/2.8L USM, Canon EF 70-200mm f/2.8L IS USM, Canon EF 70-200mm f/2.8L IS II USM, Canon EF 70-200mm f/2.8L IS III USM, Canon EF 100-400mm f/4.5-5.6L IS USM, Canon EF 35-350mm f/3.5-5.6L USM, Canon EF 300mm f/4L IS USM, can't be used for other lens. | 2. The net weight of the tripod mount ring is about 135g, inner diameter is about 78mm, the ring width is about 18mm; Bottom is added 65mm long quick release plate, with 1/4" and 3/8" screw holes; laser scanning technology is used to accurately obtain the lens parameters, and then the shape of the inner diameter of the lens support is accurately carved based on the data. | 3. The tripod mount ring is made of high-density Aviation Aluminum; precisely machined by world-class high-end CNC turning center and hollowed-out carved by diamond combined cutter heads; adopting vibration polishing technology, which improves grinding precision by 20% than manual; multiple anodized, which improves the fineness and uniformity of the color of the metal surface by 10%; the appearance and exquisite workmanship is much better than similar products made by mold. | 4. This lens support bottom is AS standard quick release plate, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK clamp. | 5. Package Includes: 1 x iShoot Tripod Mount Ring IS-C720XB (The other items in the photos not listed here are for illustrating only, not included.)

The tripod mount ring is tailor-made for Canon RF 24-240mm F4-6.3 IS USM Lens, avoiding the position of commonly used switch; the tripod ring is fixed by the switch and cannot be rotated. This lens collar cannot be used for other lenses; | The lens collar adopts bevel engraving technology. Locked by large non-slip knob. The shortest inner diameter of the lens holder is about 79mm, and the surface contacting the lens is affixed with 3M plastic film, the maximum width of this contact surface is 25mm; net weight is about 170g; | The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate; also reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold; | This lens support bottom is added Quick Release Plate feature of 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

1. The lens collar is designed and improved with reference to and compatible with Sigma original TS-111; the tripod collar is tailor-made and compatible with Sigma 105mm F1.4 DG HSM Art (EF/FX/FE/L Mount) & Sigma 100-400mm f/5-6.3 DG DN OS (E / L Mount); Not Compatible with Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF / F Mount) lens and other lenses; | 2. The net weight of the tripod mount ring is about 170g, inner diameter is about 82mm, width is about 18mm, the inner wall has grooves and notches, and 3M plastic protective film is attached; locking knob with non-slip design； | 3. The tripod collar bottom is added 65mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove; | 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly; | 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.

Made of aviation aluminium by CNC precision machining, surface processed by anodic oxidation to avoid rust | With stainless steel screws and hollow weight design, it only weighs approximately 135g | This mount ring has an enhanced structure and improved design, it features a convenient quick release plate interface | Tripod ring inner diameter is about 78mm, it has a 1/4'' and a 3/8'' screw holes. | 1 x iShoot C720XB Tripod Mount Ring for Canon 70-200 f/2.8L USM, 70-200 f/2.8L IS USM

Designed for Canon EF 70-200mm f/4L USM, Canon EF 70-200mm f/4L IS USM, Canon EF 400mm f/5.6 L USM and the Canon EF 80-200/2.8L lens | Tripod ring inner diameter is about 65.5mm. It has a 1/4'' and a 3/8'' screw holes. | Arca swiss type quick release plate compatible with standard arca swiss type device | By using a tripod mount ring you achieve a better balance and stabilisation | Only weights approximately 135g

The lens support is tailor-made for Sony FE 135mm f/1.8 GM Lens; | The tripod mount ring is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw; net weight is about 150g; | Tailor-made according to the lens. Positioning by the switch and bayonet. Cannot be rotated. All corners of the lens collar are grinding rounded, using 3M plastic film inside to prevent lens wear; | The inner diameter of the lens support is about 62.5mm and the width is about 18mm. Added the function of quick release plate. The length of the plate is about 55mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screws; | Bottom quick release plate is AS standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-Z60BK / IS-JZ70MFT / IS-JZ80BK / IS-JZ85.

The lens support is tailor-made for Sigma 40mm f/1.4 DG HSM Art Lens; | The tripod mount ring is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw; net weight is about 180g; | Tailor-made according to the lens. Positioning by the switch and bayonet. Cannot be rotated. All corners of the lens collar are grinding rounded, using 3M plastic film inside to prevent lens wear; | The inner diameter of the lens support is about 82mm and the width is about 18mm. Added the function of quick release plate. The length of the plate is about 70mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screws; | Bottom quick release plate is AS standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-Z60BK / IS-JZ70MFT / IS-JZ80BK / IS-JZ85.

The tripod mount ring is tailor-made for Canon EF 100mm f/2.8L Macro IS USM Lens; Can't be used with Canon EF 100mm f/2.8 USM Macro Lens. Adopt original factory standard, split structure. It is redesigned and produced by use new material and technology based the old version tripod ring TMR; | The inner diameter of this tripod ring is about 68mm. The surface contacting the lens is affixed with thicken flocking, the width of this contact surface is 18mm; net weight is about 142g; | The tripod collar bottom is added 55mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without QR-Plate; also reserved 1/4" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; | The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than its old version and the similar products made by mold; | This lens support bottom is added Quick Release Plate feature of 39mm Arca-Swiss fit, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK.

1. The tripod mount ring is tailor-made according to the shape and structure of the lens. The inner wall of the tripod ring has a concave-convex irregular structure, only compatible with Nikon Nikkor Z 24-70mm f/2.8 S Lens, cannot be used for other lenses, and function button hole is reserved; | 2. The tripod collar bottom is added 50mm long Arca fit quick release plate feature, can be used with 39mm Arca-Swiss fit tripod head and clamp directly, more practical than lens collars without QR-Plate; | 3. The quick release plate’s bottom is improved with new design, which is compatible with the handheld stabilizer with the same structure of Arca-Swiss; also reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly； | 4. The tripod ring is tightly combined with the lens, and there should be no stickers at the installation position. If there is, it should be removed, otherwise it will affect the installation. The inner wall of the tripod ring and the contact surface of the lens are PVC film; | 5. When installing, loosen the knob, align the installation position, and gently push to lock it. Please do not use excessive force; the tripod ring can only support horizontal shooting, not support vertical shooting.

1. This lens collar is tailor-made for Sigma 135mm f/1.8 DG HSM Art Lens (for Canon EF Mount, Nikon F Mount, Sony E Mount), can't be used for other lens; laser scanning technology is used to accurately obtain the lens parameters, and then the shape of the inner diameter of the lens support is accurately carved based on the data. | 2. The tripod collar is positioned by the switch and bayonet. Cannot be rotated. All corners are rounded. The inside of the tripod ring is covered with 3M plastic film to prevent lens wear. Inner diameter is about 83mm, width is about 25mm; bottom is added quick release plate feature, plate length is about 70mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screw; the net weight is about 175g. | 3. The tripod mount ring is made of high-density Aviation Aluminum; precisely machined by world-class high-end CNC turning center and hollowed-out carved by diamond combined cutter heads; adopting vibration polishing technology, which improves grinding precision by 20% than manual; multiple anodized, which improves the fineness and uniformity of the color of the metal surface by 10%; the appearance and exquisite workmanship is much better than similar products made by mold. | 4. This lens support bottom is AS standard quick release plate, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK clamp. | 5. Package Includes: 1 x iShoot Tripod Mount Ring IS-SM135ART (The other items in the photos not listed here are for illustrating only, not included.)

The tripod mount ring is tailor-made for Nikon AF-S NIKKOR 28-300mm f/3.5-5.6G ED VR Lens. Net weight is about 170g; | Positioning by the switch and bayonet, the lens bracket can?t be rotated. All corners are grinding rounded, using 3M plastic film inside to prevent lens wear; | The inner diameter of this lens support is about 74mm and the width is about 22mm. Added the function of quick release plate in the bottom. The length of the QR plate is about 55mm, with 1/4 and 3/8 screw holes and stainless-steel anti-slip screws; | The all metal lens collar is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw; | Bottom quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ70MFT / IS-JZ80BK / IS-JZ85MFT clamp.

1. The microphone can be used with digital cameras & video camcorders with 3.5mm MIC Jack, and can be used with the following cameras by hot shoe directly: Comaptible with Canon EOS 1DX III / 1D Mark II, 7DII / 6D II / 5D Mark IV / 5D Mark III, 90D / 80D / 70D / 800D / 750D / 700D; R6 / R5 / R1 / R / RP; Comaptible with Nikon D6 / D5 / D4S, D850 / D810 / D800 / D750 / D7200 / D5500 / D5300 / D3500 / D3300. | 2. Specifications of the MIC: Sensing Element: Cardioid, Back Electret Condenser x 2; Frequency Response: 50Hz-16kHz; Sensitivity: -33dB ± 3dB (0dB=1V/Pa at 1kHz); Adjustable enhancement: +10 dB; Output Impedance: 680? ± 30%; Battery: 1.5V AAA battery x 2. Note: 1. Prior to use, please check the camera manual and set in the menu; 2. Built-in flash can?t be used when external microphone is in use. | 3. The microphone uses a resonant cavity of 14cm long, with two built-in -33dB sensitive electret sound sensors, generating a good directivity; frequency response up to 50 Hz-16kHz, may provide a good sound source; The MIC May provide +10 dB sensitivity enhancements to meet different requirements; output 680? impedance, apply to more external devices. | 4. With built-in shock-proof steel mesh and wrapped in wind-proof sponges, effectively reduces the interference noise; With a 3.5mm audio plug, compatible with the interface of most DC/DV; the microphone may be tilted within ±30 ° angle, apply to lenses of different length. | 5. It uses two AAA batteries, with power-saving features, and the longest standby up to about 200 hours; with low voltage LED reminder function, green indicates normal, and red reminds need to replace the batteries.