Zipp CeramicSpeed Freehub Body and Bearing Kit: 177 SRAM/Shimano Cassette Hub Body
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Details
- Kits include Freehub body with CeramicSpeed bearings pre-installed for easy installation onto the wheel
- Measurable wattage savings between 1.5 and 9 watts per bearing set, depending on the level and condition of your existing bearings