CeramicSpeed BB ALPHA Bottom Bracket - Italian 70mm For SRAM DUB Spindle Road BLK MFPN=GBK02 SRAM took their strongest Rival

SRAM took their strongest Rival chain and made it lighter

} DROPOUT-175 - Derailleur Hanger - Giant

does not include aftermarket packaging

} Outer casing

Significantly lighter than GXP system

CeramicSpeed BB ALPHA Bottom Bracket - Italian 70mm For SRAM DUB Spindle Road BLK MFPN=GBK02 SRAM took their strongest RivalA 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. The simplified spacer tube design and lighter 7075 aluminum cups ensure quick installation and a 10% weight reduction over previous generations. All