1. made of aluminum alloy, stable and , not easy to shake, 2. 360°adjustment angle, horizontal and vertical switch at will, 3. Wide range of holding clip, the maximum inner diameter of 5.2cm, the minimum inner diameter of 1.7cm, 4. clamping parts with non-slip pads, firm grip, non-slip does not hurt the car, 5. top anti-slip pad design, anti-vibration and anti-shaking, will not scratch the camera. 6. with two kinds of adapters, the camera can be used in a of ways, with two kinds of adapters, three melon adapter and 1/4 adapter; compatible with most of the sports cameras on the market, allowing more possibilities, Adaptable to most sports cameras and cell phones on the market, such as Pocket 3, X3, Go3, , Action, Phone and other sports cameras, Attach the device to bicycle motorcycle handlebars, round tubular, tree branches, tables, scooters, tripods and stabilizer grips. Colour:black+silver gray Material:Aluminum alloy Package Contents: 1 x Camera Bicycle Holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.