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 ballsInternal ball bearing race has been redesigned to provide additional support allowing the bearing to better handle pre-loadCustom-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 performanceIncredibly stiff POM plastic dust covers to now sit flush making it increasingly difficult for debris to penetrate the dust cover and contaminate the bearing
| BB/Frame Interface |
BB90 |
| Weight |
46 |
| Spindle Interface Type |
RaceFace EXI |