40-Series Reducer Crown Race

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 52mm lower headset bearings
• Compatible with 30mm (1-1/8") straight steerer tubes ONLY
• Durable steel construction
• Allows the installation of a straight steerer fork without changing out the headset lower