Description: - Using the standard 1/4"-20 thread screw,applicable for some Portable Speaker, Navigator, Recorder, Camera etc - With tripod adapter together for GoPro Hero 1/2/3/3+/4, install on bicycle motorcycle and tube etc - Through ratate the ball head ,make the device in right direction, Multi-angle rotation, easy adjustment for optimal viewing - Clamping Diameter range:16-32mm(0.6-1.25in),kindly try to measure the Diameter of handlebar and tube before you purchase it - Easy operation, convenient to use and install. - Light weight but excellent quality, providing great using experience to the uses. - Help the users to support their camera and leave their hands free. Specification: - With universal 1/4 inch screw,also compatible wiht most digital cameras. - Device Type: Bike Handlebar Mount - Compatible Handlebar Diameter: 16 mm-32 mm - Interface Type: 1/4 inch screw - Material: PC - Size: Approx. 7x9x3cm