Store Hours - Mon/Tue/Wed: 10-5, Thurs/Fri: 10-7, Sat: 10-4, Sun: 11-3
Shimano Altus M311 cranksets provide durability and reliable shifting for triple chainring drivetrains.- Hyperdrive SG-X chainrings- 7/8-speed compatible- Spindle interface type: Square Taper JIS