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- Reducer for bottom IS head tube
- Converts IS47(1-1/4") to IS41(1-1/8")
- AL-6061 aluminum
- Bearing and race not included
Allows the lower of a 47mm IS head tube to be converted to use a standard 41mm 36x45 degree headset bearing.
Cane Creek Headset Converter IS47-IS41 Integrated B009ZN0KMQ