RaceFace Atlas Downhill Crankset - 165mm Direct Mount RaceFace CINCH Spindle Interface For 83mm BSA/PF30/BB30 BB107 Frames BLKThe Race Face Atlas crank is the burliest alloy CINCH offering; designed to excel across many disciplines including trail enduro DH and freeride. Featuring the versatile CINCH interface for interchangeable spiders limitless ring combinations a 30mm alloy spindle and compatibility across all relevant frame standards. Crank arms forged from 7050 aluminum with a bracing matrix for added stiffness Compatible with all CINCH direct mount rings and spiders