CeramicSpeed BB ALPHA T47/73 bottom bracket, Shimano MTB
The BB ALPHA bottom bracket is designed to outlast the life of your frame. It features hardened stainless steel raceways hand-set with grade 3 silicon nitride ceramic balls, specially designed seals, and precision dust covers.
Key Features:
- Up to 500% better protection against moisture while maintaining extremely low friction.
- Simplified spacer tube design and lighter bowl.
- Quick installation and 10% weight reduction compared to previous generations.
- Compatible with 24mm axle cranks (Shimano and other brands) and 73mm wide T47 threaded frames with external bearings.
- Lifetime warranty.
Package contents:
- BB ALPHA for T47/73 Shimano MTB
- UFO Long Life Grease 5 ml
- Sticker
| Suitability | MTB |
| Mount type | T47/T47a |
| Axis type for crankset | HollowTech II (HTII) (⌀ - 24 mm) |
| Frame width | 73 mm |
| product ID | 371269 |
All the answers to questions about delivery, payment, security, returns, warranty and much else.

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