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/48-38-28t |
|---|---|
| Material | Aluminium, Steel |
| Colour | Black |
| Crank Length | 175mm |
| Number of Teeth | 48x38x28 |
| Derailleur Fit Type | Shimano 3x7/8-speed |
| Axle Profile | Square |
| BB Axle Length | 123mm |
| Chain Type | HG 7/8-speed |
| Chainline | 50mm |
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