Altus FC-M311 Crankset
Team this Shimano Altus series crankset with your bottom bracket of choice.
- Rings are painted steel, the crank arm is painted aluminum, spider arm cover is resin.
- Recommended for use with Shimano® HG chains and Shimano BB-UN26 or BB-UN26-K bottom brackets with 123mm spacing.
- The recommended chain stay length is 420mm.
- Chain ring combination is 48-38-28T.
- The chain line is 50mm.
- Chain case compatible.
- 170mm or 175mm crank arms.