Ritchey WCS Rear Hub Bearing Kit: Apex and Zeta II Disc HT Components Cold forged 7050-T6 hollow aluminum

Cold forged 7050-T6 hollow aluminum crank arms

Flatlock stitching is smooth and reduces chafing

Non-Threaded Bottom BracketBearing seals have a very low level of drag while retaining excellent protection qualities and keep contaminants out

Replacement freehub bodies for Sun Ringle wheels that accommodate a variety of cassette types

Its compact design and flat mount disc brake specification make it easier to add accurate speed measurements to more frame styles

Ritchey WCS Rear Hub Bearing Kit: Apex and Zeta II Disc HT Components Cold forged 7050-T6 hollow aluminumRitchey WCS Rear Hub Bearing Kit: Apex and Zeta II Disc. Replacement hub bearings for Ritchey hubs.