The SHIMANO ALTUS FC-M311 crankset is compatible with 3×7 and 3×8 drivetrains and is available in 42-32-22T and 48-38-28T chainrings.
- ・HYPERDRIVE SG-X chain drive
- ・Chain guard integrated design
- ・Chain Line: 50mm
- ・Replaceable chain sprockets (FC-M361)
- ・Compatible with chain case
- ・FC-M361: 42-32-22T, 48-38-28T