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.

Features

Pre-installed chain guard keeps your legs and pants clean
Rigid 2-piece construction
Hyperdrive SG-X chainrings

Specifications

Shimano Series: Altus M310
Gears: 42-32-22T
Number of arms: 4
Chainring BCD: Riveted
Hyperdrive SG-X chainrings
Gradation: Triple
Length of Cranks: 170mm
7/8 speed compatible
Chain Compatibility: 3/32"
Integrated chainguard
Colour: Black