-104mm BCD single speed rings designed for 10 speed drivetrains
-Includes BSA 68/73mm bottom bracket
-Shimano Reference Number: FC-M640
Durable, strong, and aggressive style. Designed for freeriders or downhillers that do not have an unlimited sponsorship budget.
-Includes BSA 68/73mm bottom bracket
-Shimano Reference Number: FC-M640
Durable, strong, and aggressive style. Designed for freeriders or downhillers that do not have an unlimited sponsorship budget.
