Detail Mount Motorcycle Brake/Clutch Reservoir Base with 1 Balls Mount electronic devices to your handlebar clutch/ brake clamp Holds two 1 diameter mounting balls Ball that is connected between hole centers is removable Includes 40mm x 6mm stainless steel hardware To see if this base will mount to your motorcycle, check hole spacing of base against your clutch/brake reservoir. The holes centers have a minimum width of 0.94 and a maximum of 1.58.