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