CeramicSpeed BB Alpha BBright Shimano Road Bottom Bracket carted the SKS bicycle drinking bottle

the SKS bicycle drinking bottle is completely leak-proof when closed and fits into all common bottle cages

clean cuts

Tire: UST Tubeless Ready

Compatible with the below crank-arms only

CeramicSpeed BB Alpha BBright Shimano Road Bottom Bracket carted the SKS bicycle drinking bottleA 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 cups ensure quick installation and a 10% weight reduction over previous generations. All CeramicSpeed BB