CeramicSpeed BB ALPHA Bottom Bracket Bearing Kit - For BB90 Compatible 24mm/Shimano Spindle Road Optimized BLK MFPN=RTA-12-162-1.0 5 Gender/Age Men's Color Yellow GL00521

CeramicSpeed BB ALPHA Bottom Bracket Bearing Kit For BB90 Compatible 24mm Shimano Spindle Road Optimized BLK MFPN=RTA 12 162 1.0 5 Gender Age Men's Color Yellow GL00521 5 Gender Age Men's Color Yellow Fluo Black Defined Color Yellow Raced at events as varied as the Paris Roubaix and the Giro D’Italia the 42 49 wheels have a lifetime warranty supported by a no fault crash replacement Incredibly stiff POM plastic dust covers to now sit flush making it increasingly difficult for debris to penetrate the dust cover and contaminate the bearing BB Frame Interface BB90 Weight 46 Spindle Interface Type RaceFace EXI A bottom bracket built to outlast your frame BB ALPHA features hardened stainless steel races hand built with grade 3 Silicon Nitride ceramic balls custom engineered seals and precision dust covers delivering up to 500% better moisture protection while still providing ultra low friction performance