CeramicSpeed BB ALPHA Bottom Bracket - T47 86mm For 30mm Spindle Road Black Weight-718 Lumens Rear 250 Weight 84

Lumens Rear 250 Weight 84 Recharge Type USB

K-Shield (KS) - 3mm of sub-tread protection

precise shifting under any conditions

2 Description Bearing Press Color Silver/Black

losing pole feel

CeramicSpeed BB ALPHA Bottom Bracket - T47 86mm For 30mm Spindle Road Black Weight-718 Lumens Rear 250 Weight 84A 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