This bearing kit is designed to be used with original Campagnolo bottom bracket cups

allowing you to enjoy the precision of Di2 shifting for years to come

Can be used on hard surfaces and fabrics

Fully SPD-compatible

Built for speed

4213 race socks black variantid_4130 This bearing kit is designedThe Race Socks are made for summer weather. A sock providing excellent comfort and exceptional durability under the highest performance requirements. The l shaped construction minimizes extra fabric in the shoe and the right left fitted toe box provides a snug fit. Made with Q Skin yarn, featuring inherent silver microparticles to inhibit the growth of bacteria and reduce unpleasant odors. The piqu knitted structure of the socks provides a breathable