Step up to a new and transformed riding experience. Stiffness, low friction and unmatched lifetime are encompassed within the excellent reliability delivered by CeramicSpeed Bottom Brackets. All CeramicSpeed Bearings are paired with high quality CeramicSpeed Balls and are pressed into lightweight aluminum cups. This ensures you the fastest riding and most saved energy.
BSA bottom bracket with anodized cups and ceramic bearings for 68/73mm wide bottom bracket shells and cranks with an axle diameter of 30mm.
Material: bracket cups: aluminum
bearings: stainless steel with ceramic balls