The SHIMANO XTR FC-M9100-1 cranks have an entirely new construction and use direct mount chainrings, a special chainring tooth profile to improve chain retention, and a Q-factor of 162 mm.

The FC-M9100-1 uses a 52 mm chain line and can be converted between 1x and 2x, with chainrings of 30, 32, 34, 36, and 38D available. Crank arms of 165, 170, and 175 mm are available.

• Smoother riding even on rough terrain

• Special gear tooth profile designed for MTB

• Lighter and stiffer chainring, easily interchangeable thanks to direct mount and just one key

• Interchangeable between single and double chainring

• The crankset can be used as a common component

• Q-factor: 162 mm

• Chain line: 52 mm