CeramicSpeed BB ALPHA T47a bottom bracket, Shimano Gravel
CeramicSpeed BB ALPHA for T47a Shimano Gravel, Black is a threaded bottom bracket designed to last the life of the frame. It combines extreme moisture resistance with minimal friction, resulting in smoother operation, longer life, and lower weight compared to previous generations of CeramicSpeed bottom brackets.
- Designed for thread standard T47a with an asymmetrical socket with a width of 77 mm
- Compatible with cranks with 24 mm axle (Shimano and other brands)
- Laser-hardened stainless steel tracks for maximum durability
- Grade 3 Silicon Nitride ceramic balls for ultra-low friction
- Developed seals and precision bearing caps for significantly better protection against moisture
- Simplified spacer tube and lighter cups for easier installation
- Approximately 10% lighter than previous CeramicSpeed models
- UFO Long Life lubrication for reliable operation in harsh conditions
- Lifetime manufacturer warranty on all BB ALPHA models
The package includes a CeramicSpeed BB ALPHA for T47a Shimano Gravel bottom bracket, UFO Long Life Grease 5 ml, and a CeramicSpeed sticker.
| Suitability | Racing, MTB, Universal |
| Mount type | T47/T47a |
| Axis type for crankset | HollowTech II (HTII) (⌀ - 24 mm) |
| Frame width | 77 mm |
| product ID | 371282 |
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