The XTR FC-M9125-1 uses hollow-forged aluminum arms, a 24mm Hollowtech II spindle and a direct-mount interface. This grey 170mm version has a 55mm chainline and listed 177mm Q-factor.
The chainring and bottom bracket are not included. Select both for the frame and complete 1×12 drivetrain requirements. The exact M9125-1 identity and chainline are important when comparing it with another XTR crankset.





