170mm/48-38-28t

Featuring a rigid 2-piece construction and Hyperdrive SG-X chainrings for fast and smooth gear shifting performance for off road enthusiasts, the Shimano Altus FC-M311 crankset is Dual SIS compatible and comes with a pre-installed chain guard.

175mm/42-32-22t

Shimano's Altus FC-M311 is of a rigid 2-piece construction with Hyperdrive SG-X chainrings for fast and smooth gear shifting performance for off road enthusiasts. The crankset is Dual SIS compatible and comes with a pre-installed chain guard.

175mm/48-38-28t

Featuring a rigid 2-piece construction and Hyperdrive SG-X chainrings for fast and smooth gear shifting performance for off road enthusiasts, the Shimano Altus FC-M311 crankset is Dual SIS compatible and comes with a pre-installed chain guard.

Features

175mm/42-32-22t

Integrated chainguard
7/8 speed compatibility

Specifications

  170mm/48-38-28t 175mm/42-32-22t 175mm/48-38-28t
Material Aluminium, Steel Aluminium, Steel Aluminium, Steel
Colour Black Black Black
Crank Length 170mm 175mm 175mm
Number of Teeth 48x38x28 42-32-22 48x38x28
Derailleur Fit Type Shimano 3x7/8-speed Shimano 3x7/8-speed Shimano 3x7/8-speed
Axle Profile Square Square Square
BB Axle Length 123mm 123mm (Not Included) 123mm
Chain Type HG 7/8-speed HG 7/8-speed HG 7/8-speed
Chainline 50mm 50mm 50mm

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