Cranksets

The Shimano FC-M371 crankset for square bottom brackets features a rigid 2-piece construction and Hyperdrive SG-X chainrings. - Chain guard included - 9-speed

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

- Forged steel - 24 TPI

• Compatible with mini hex chainrings

• Forged steel • Square taper • Compatible with 9/16" pedals • Pairs • Cotterless

- Compatible with 1/2" pedals - Forged steel - 24 TPI