Ceramic Bearing Wheel Upgrade Kit stock 42T - Material: steel or

42T - Material: steel or aluminum - Color: silver or matt black

Floor pump efficiency in a super compact

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Can be mounted on fork or frame with triple bolt

Tubeless offers more comfort and control with less rolling resistance

Ceramic Bearing Wheel Upgrade Kit stock 42T - Material: steel orThe Zipp Ceramic Bearing Wheel Upgrade Kit employs top grade materials and precision engineering to gain speed. The bearings are made in Germany to Zipps exact specifications by our supplier specializing in medical equipment. The bearing kits are manufactured and assembled in one place to ensure precise tolerances. The bearing races use a hardened chrome molybdenum nickel based superalloy, which is the best grade of stainless steel available. Zipp