CeramicSpeed BB ALPHA Bottom Bracket Bearing Kit – For BB30 Compatible with 30mm Spindle Road Optimized. A 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.All CeramicSpeed BB ALPHA models are handbuilt in Denmark and backed by a lifetime warranty.
Hardened Stainless Steel races offer exceptional corrosion protection and provide an optimal surface for the hand-built grade-3 Silicon Nitride ceramic balls
Internal ball bearing race has been redesigned to provide additional support allowing the bearing to better handle pre-load
Custom-made light contact seals with stainless steel covering the backside strike the perfect balance between efficiency and protection while offering the trademark low-friction CeramicSpeed performance
BB/Frame Interface BB30Weight 42Spindle Interface Type RaceFace/Easton CINCHSpindle Interface Type Hope BSA30Spindle Interface Type Rotor 3D+Spindle Interface Type 386 EVO
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