Motorcycle Handlebar Clamp 1inch Ball Mount with M8 Screws and Long Double Socket Security Pin-Lock Arm for GoPro Hero Camera (sku 30640)Motorcycle Handlebar Clamp 1inch Ball Mount with M8 Screws and Long Double Socket Security Pin Lock Arm for GoPro Hero Camera This mount features a handlebar clamp 1inch ball with hole and M8 bolts, a long double socket arm with a mixed combination 7 pin lock security nut and key knob together with a custom GoPro Hero camera adapter. The 1inch ball mount replaces one of the M8 bolts on the handlebar top clamp bracket. 3 size of M8 bolts are supplied: