Fangrui Product Details 1. Gear type non-slip washer locking to keep the equipment stable, high quality and clear images easily captured 2. Aluminium alloy production, durable and corrosion-resistant, rubber gasket, do not hurt the car 3. Double ball head design, 360掳 rapid adjustment of the angle 4. Wide range of clamping, maximum open about 40mm, minimum 25mm, improve the adaptability of more models 5. 1/4inch bolt is widely compatible with sports cameras (for POCKET series, for ACTION series, for INSTAR360 series), remote controls (RC/RC2), mobile phone clips and other use. It is recommended that you do not operate the remote control during the ride. Please make sure the vehicle is stopped and then operate it to avoid accidents when the bike is out of control. It is recommended to turn on the anti-shake function when connecting a device such as a sports camera to ensure stability when shooting. Devices without screw holes are recommended to use an adapter such as an adapter. This bike carrier may require an appropriate adap