CeramicSpeed BB ALPHA BSA Bottom Bracket, Shimano Gravel
The CeramicSpeed BB ALPHA bottom bracket is designed to outlast your frame. It utilizes hardened stainless steel races, hand-installed grade 3 silicon nitride ceramic balls, specially designed seals, and precise dust covers.
It provides up to 500% better moisture protection while maintaining extremely low friction. The simplified design of the spacer tube and lighter cups ensure quick installation and a 10% weight reduction compared to previous generations.
- Hardened Races: Stainless steel for long life.
- Ceramic Balls: Grade 3 silicon nitride for minimal friction.
- Protection: Specially designed seals and precise dust covers.
- Moisture Resistance: Up to 500% better protection.
- Low Friction: For maximum power transfer efficiency.
- Weight: 10% lower compared to previous generations.
- Installation: Quick and easy.
- Warranty: Lifetime on all BB ALPHA models.
This high-quality bottom bracket is precisely engineered to pair seamlessly with 24mm spindles from Shimano or other brands with BSA or English threaded frames.
Package Contents:
- BB ALPHA Bottom Bracket for BSA Shimano Gravel
- UFO Long Life Grease (5 ml)
- Sticker
| Specification | Road |
| Mount type | BSA |
| Axis type for crankset | HollowTech II (HTII) (⌀ - 24 mm) |
| Frame width | 68 mm |
| product ID | 371234 |
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