Mon, Wed - Fri: 11:00am - 6:00pmTue: ClosedSat, Sun: 11:00am - 4:00pm
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