Lightweight Stem Clamp Cycling Bracket 360 Degree Adjustable Sports Camera Universal 1. No extension structure, stable and fixed, low center of gravity, less shaking, more stable picture 2. Ball head design, knob locking, precise adjustment of shooting angle 3. Screw locking, built-in soft pads to increase friction, clamping stability, and can quickly switch the shooting position 4. Nylon and fiber material, fearless of all kinds of outdoor weather, sturdy and reliable 5. Compatible with all kinds of motorcycle and bicycle tube diameter, and can be expanded to yacht railings or tree trunks and other objects 6. Material: nylon fiberglass, stainless steel 7. Clamping range: 9-16mm, 22-38mm 8. Weight: about 59.5g 9. Description: only the pipe clamp, does not include other items in the picture Installation steps: 1. According to the size of the pipe diameter to decide whether to install the soft rubber pads 2. Hose clamp locking knob, you can lock or remove the clamp 3. 3-jaw adapter can be adapted to the sports camera or 14 adapter 4. Unlock the ball head knob, you can adjust the angle of the camera Packing list: - Lightweight hose clamp x 1 - 14 adapter x 1 - Locking screw x 1 - Mirror pad x 1 - Instruction manual x 1