Ideal wall mount boom arm for Photography and Videography, perfect for supporting photo studio equipment like strobe light, monolight, ring light, softboxes, umbrellas and reflectors | The boom arm should be fixed on a solid wall solidly with 4 pieces expansion screws before use, and the triangle bar design can support the stand and light steadily | Angle adjustable: Arm range almost 180°, and Base angle 120° rotatable . Arm length adjustable from 29.5 to 51 inches | Easy to use: Adjust the length of the arm as you want. Loose the large handy knob and adjust angle and height of the arm to the most suitable position and lock it | Standard spigot Head with 1/4"-20 Screw on one end and 3/8"-16 on the other end, great and universal for create a studio for Vloggers, streamers and photographers

Includes 1/4" & 3/8" thread stud for camera or lighting | Solid Die-cast Aluminum Alloy Material, makes this clamp quite strong and sturdy | Supports up to 33lbs load capacity, the clamp can hold a wide variety of products such as cameras, lights, hooks, shelves, plate glass and cross bars | Securely attaches to round surfaces and with supplied wedge insert, the super clamp is also perfect for clamping onto flat surfaces | Wide Jaw Range from 0.5" to 2.1"