Praxis Works G2 Cadet Cranks DM 165mmGen2 cranks are perfect for trail or XC usage Solid forged arms with M30 (30mm drive 28mm nondrive) aluminum spindle. Redesigned shape for more ankle clearance along with better chainstay clearance 0mm offset ring 55mm, 3mm offset ring 52mm, 6mm offset ring 49mm chainline 3 bolt direct mount ring interface *M30 BB sold separately, use PX 9040 for English 68 73mm, PX 9012 for BB30 PF30 or PX 9013 for BB92 BB tool sold separately, use PX 8980 8981