Shimano Altus FC-M311 Crankset - 170mm, 7/8-Speed, 42/32/22t, Riveted, Square Taper JIS Spindle Interface, Black

Shimano Altus FC-M311 Cranksets feature aluminum crankarms with steel SG-X chainrings for reliable shifting.

• Hyperdrive integrated SG-X chainrings provide precise and reliable front shifting
• Proven 3-pc. design
• 187.9 Q-factor

• Number of Chainrings: Triple
• Color: Black
• Chainline/Hub Compatibility: 135/142 MTB Hubs
• Pedal Spindle: 9/16"
• Crank Intended Use: Mountain
• Crank Length (mm): 170
• 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