ZIPP CeramicSpeed Bearing Kit - 61803 Modified - ZIPP 77 Front Hub Shell and 177 Rear Free Hub Body Optie:ZIPP CeramicSpeed Bearing Kit - 61803 Modified - ZIPP 77 Front Hub Shell and 177 10-33t - Cog finish (Cassette):

10-33t - Cog finish (Cassette): Black

Perfect stability to the bag

Can be mounted on fork or frame with triple bolt

aluminium and titanium parts

ZIPP CeramicSpeed Bearing Kit - 61803 Modified - ZIPP 77 Front Hub Shell and 177 Rear Free Hub Body Optie:ZIPP CeramicSpeed Bearing Kit - 61803 Modified - ZIPP 77 Front Hub Shell and 177 10-33t - Cog finish (Cassette):Lowest resistance hybrid ceramic (ceramic balls and steel cages) available Measurable wattage savings between 1. 5 and 9 watts per bearing set, depending on the level and condition of your existing bearings Kits include Freehub body with CeramicSpeed bearings pre installed for easy installation onto the wheel Available in SRAM, Campagnolo and XDR Driver versions specifically for Zipp rear hubs Material (Hub Bearings): Ceramic