CeramicSpeed BB Alpha T47/73 30 mm Bottom Bracket Cups MTB

The CeramicSpeed BB Alpha T47/73 30 mm MTB bottom bracket cups feature hand-made hardened stainless steel races with Grade 3 silicon nitride ceramic balls, custom-designed seals and precision dust covers, providing up to 500% better protection against moisture while delivering ultra-low friction performance. The simplified spacer tube design and lighter cups ensure quick installation and a 10% weight reduction compared to previous generations. Features:Use: MTBWeight: 227 gBottom bracket type: T47 68 mmCrank diameter: 30 mmCrank brand: SRAM, Easton, FSA, Rotor, Cannondale, and Race Face