Description Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters. – Compatible with 10-, 40- and 110-Series headsets and backwards compatible with S and XX Series– Integral mold seals keep out the elements– Compatible with 41 and 42mm lower headset bearings– Compatible with 30mm (1-1/8″) straight steerer tubes– Durable steel construction
