Billet aluminum Lock-On™ style clutch side clamp eliminates the need for grip glue or safety setscrews. 100% Slip-free performance guaranteed. Lock-on clutch side grip provides simple installation and removal. Full-waffle moto-pattern reduces vibration/provides improved grip in all conditions. Billet-aluminum clutch-side clamp ensures 100% slip-free security (eliminates the need for set-screws). T15 Torx bolts ensure extra-secure clamping for solid, twist-free mounting. Proudly made in the U.S.A..