Shimano Altus FC-M311 Crankset (Black) (3 x 7/8 Speed) (Square Taper) (170mm) (48... - EFCM311C888CL
Shimano Altus FC-M311 Crankset (Black) (3 x 7/8 Speed) (Square Taper) (170mm) (48... - EFCM311C888CL, Shimano Altus FC-M311 Cranksets Features: Hyperdrive SG-X chainrings Chainguard integrated design Specs: Chainring BCDRiveted ColorBlack Chainline/Hub Compatibility135/142 MTB Hubs Pedal Spindle9/16" Crank Intended UseMountain Defined ColorBlack Number of ChainringsTriple BB IncludedNo Drivetrain Speeds7 Spindle Interface TypeSquare Taper JIS Drivetrain Speeds8 Rings48/38/28 Crank Length (mm)170mm Substitutes: CK7530