Renthal 20-24 Husq TC250/TX350/FC450/ KTM 250-450 SX/XC/SX-F Rear Twinring - Silver 520-49P Teeth

Renthal 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.