It can be fixed firmly on your bicycle and easy for you to install.
Its excellent function is holding
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