📷【Sturdy C Stand Base】It is designed with C-shaped 3-leg structure, 3 legs at the bottom are spread in 120 degree, stable and safe. Sliding legs can be folded flat for space-saving storage. Non-slip rubber pad on the bottom, prevents scratches on floors | 📷【Adjustable Stable C-Stand】Height of center stand column can be adjusted from 4.92ft/150cm to 11.3ft/345cm, Holding arm length:4.2ft/128cm. The center stand has built-in buffer spring, which can reduce the impact of sudden fall of the installed equipment and protect the equipment when adjusting the height | 📷【Flexibility and Security of Wheels 】The heavy duty c stand with casters equipped with step lock system to lock and release the wheels, its step on lock can make sure the security when using this wheels set; Its rubber base is perfect for its non-slip design. | 📷【Wide Application】Extension arm with 1/4” and 3/8” threaded ends are compatible with most equipment such as photography studio video reflector, umbrella, softbox, overhead shooting and monolight | 📷【Package Contents】3*Metal Swivel Caster ，1*C-Stand，1*Holding Arm，2*Grip Head，3*Fish Mouth Clip，1*Sand bag，1* Upgraded Carrying Bag. The detachable structure makes carry very convenient. Comes with a carrying bag, very easy for you to carry around