Shimano Altus FC-M311 Cranksets
* Hyperdrive SG-X chainrings
* Chainguard integrated design
* Number of Chainrings: Triple
* Color: Black
* Pedal Spindle: 9/16″
* Crank Length (mm): 175
* Crank Intended Use: Mountain
* Chainline/Hub Compatibility: 135/142 MTB Hubs
* 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