Shimano Altus FC-M311 Crankset

FEATURES:

• Hyperdrive SG-X chainrings
• Chainguard integrated design
• Chainguard model

SPECS:

• Number of Chainrings: Triple
• Color: Black
• Crank Length (mm): 170
• Chainline/Hub Compatibility: 135/142 MTB Hubs
• Pedal Spindle: 9/16"
• Crank Intended Use: Mountain
• Rings: 22/32/42t
• Spindle Interface Type: Square Taper JIS
• Drivetrain Speeds: 7 , 8
• Chainring BCD: Riveted
• BB Included: No