CeramicSpeed BB Alpha Bottom Bracket Cups for BB86 SRAM DUB Gravel

The CeramicSpeed BB Alpha Bottom bracket cups for BB86 SRAM DUB Gravel feature hand-crafted hardened stainless steel races with grade 3 silicon nitride ceramic balls, custom-designed seals and precision dust covers, providing up to 500% better moisture protection while delivering ultra-low friction performance. The simplified spacer tube design and lighter cups ensure quick installation and a 10% weight reduction compared with previous generations.Features:Use: GravelWeight: 206 gBottom bracket type: BB86 Crank diameter: 28.9 mmCrank brand: SRAM