Cane Creek 40 Series Crown Race
Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters.
HSD9AAA0009S= For 52mm Lower Bearing on a 1 1/8 steerer tube
HSD9AAA0010S= For 52mm Lower Bearing on a 1.5 steerer tube
HSD9BAA0008S= For 41mm Lower Bearing on a 1 1/8 steerer tube