- Burly hollow forged Duraluminum arms for unmatched power transfer
- 104mm BCD single speed rings designed for 10 speed drivetrains
- Includes BSA 68/73mm bottom bracket
- Shimano Reference Number: FC-M820
Shimano Saint cranks feature hollow forged arms that increase the stiffness by 100% and drop 150g from the weight. Designed for bulletproof reliability and unparalleled stiffness. Includes bottom bracket with extra threads for increased durability.