．Length - 165, 167.5, 170, 172.5, 175mm
．Direct Mount - DM3 3-bolt Direct Mount
                             DM8 8-bolt Direct Mount
．Chainring - 36, 38, 40, 42, 44, 46, 48, 50T
．Chainring Speed - 1x11, 1x12, 1x13
．Chainlilne - 45mm
．BB Cups - BC-1.37x24/68mm
．BB Axle - Cromoly SCM435