Feature Condition: 100% Brand New Easy to install & to remove Material: ABS plastic Size: CAN MOUNT 2-3CM This high quality handlebar mount fits handlebars of 20MM-30MM in diameter. It can be installed on the rail, the bicycle, bumper, ski pole, ACTS go walking sticks, etc. Even met bumpy road, also won't affect the stability of the fixed camera Package Include 1 x Bike Mount Holder ?