Ceramic Bearings fit Cannondale PF30A/BB30A&Cervelo BB Right Bottom Bracket
Including Sram BB30, FSA BB30/BB386 EVO, PRESS FIT 30, T47 30MM, Cannondale BB30A,PF30A, Cervelo BB Right. Fit with most Bottom bracket in the market which useBB30/ 30mm Spindle. Ball Material:Nitrided Silicon Ceramic SI3N4.