Shimano Altus FC-M311 Cranksets
- Hyperdrive SG-X chainrings
- Chainguard integrated design
- Number of Chainrings: Triple
- Color: Black
- Crank Length (mm): 175
- Chainline/Hub Compatibility: 135/142 MTB Hubs
- Pedal Spindle: 9/16"
- Crank Intended Use: Mountain
- Rings: 22/32/42 , 42/32/22
- Spindle Interface Type: Square Taper JIS
- Drivetrain Speeds: 7 , 8
- Defined Color: Black
- Chainring BCD: Riveted
- BB Included: No