1.This is a Bike Handlebar Clamp for Gopro HD Hero 4s/4/3/3+/2
SJ4000 series Camera.
2. it can be fixed firmly on your bicycle and easy for you to
install.
3.Its excellent function is holding
4.Your GoPro Cameras and lets them record the action conveniently.
5.Compatible with 0.75inch to 1.4inch (2cm to 3.5cm) diameter
tubes, such as roll
bars, bolt-heads, control bars (any poles that is in the size range
above).
Compatible with All Action cameras
Material: ABS plastic
Fits handlebars with 17MM-37MM
Size:80mm x 80mm x 35mm