Renthal 1120-520-50GPSI REN Rear Sprockets drive-rollers-sliders-guides-chain-guides minimizing front end flex and

minimizing front end flex and improving the truck

075mm - Set of 8

1990-1991 Ski-Doo Safari GLX

Improved high temperature deposit protection and sludge control

Renthal 1120-520-50GPSI REN Rear Sprockets drive-rollers-sliders-guides-chain-guides minimizing front end flex andRenthal Twinring motocross rear sprocket was developed as the ultimate dirt bike rear sprocket for those looking to ride more and work less. The unique, dual material design combines a hardened steel outer chain ring that is heated to 200degreeC before being permanently fitted to our Ultralight aluminum inner, creating a permanent bond for the life of the sprocket.