NEW Shimano XTR FC-M9120 Crankset 170mm, variant-size-49cm Top Tube Length (Effective) 570

Top Tube Length (Effective) 570 590 610 630 650 M

tighten one side with an Allen key

and durable

Whale tail design with Comfort Zone cut-out and Love Channel for soft tissue relief

With Clutch:

NEW Shimano XTR FC-M9120 Crankset 170mm, variant-size-49cm Top Tube Length (Effective) 570Shimano XTR M9120 cranks feature a lightweight and rigid design thanks to Hollowtech II crank construction. Chainrings can be easily exchanged with the direct mount system and one key release. Defined Color: Gray Spindle Interface Type: Shimano Hollowtech II Chainring BCD: Direct Mount Color: Gray Chainline Hub Compatibility: 141 148 Boost Hubs Drivetrain Speeds: 12 Number of Chainrings: No Rings Included Crank Intended Use: Mountain Pedal Spindle: 9