CeramicSpeed Alpha T47a 77x29 mm DUB Bottom Bracket
The CeramicSpeed BB Alpha T47a DUB is a top-tier bottom bracket designed to ensure extreme durability, advanced protection, and uncompromising performance. Built to outlast the frame itself, it is the ideal choice for demanding road, triathlon, and track cyclists.
Thanks to hand-finished hardened stainless steel races and grade 3 silicon nitride ceramic bearings, this bottom bracket offers exceptional smoothness and ultra-low friction. Custom-designed seals and precision dust covers provide up to 500% more moisture protection, maintaining consistent performance over time.
The updated design with a simplified spacer tube and lightweight cups allows for quick installation and a 10% weight reduction compared to previous generations. All BB Alpha models come with a lifetime warranty.
Compatibility
This bottom bracket is designed to perfectly pair a SRAM DUB crankset with a 28.99 mm spindle to asymmetric T47 77 mm (T47a) threaded frames.
Package Contents
- BB Alpha bottom bracket for T47a SRAM DUB Road
- DUB spacer kit
- Bearing grease UFO Tech All Round Grease 5 ml
- CeramicSpeed sticker
Technical Specifications
- Discipline: Road, Triathlon, Track
- Bottom bracket type: T47a
- Width: 77 mm
- Spindle diameter: 28.99 mm
- Crankset compatibility: SRAM DUB
- SKU: 115445
- Net weight: 101.0 g
- Gross weight: 230 g
Why Choose CeramicSpeed BB Alpha
Perfect for those seeking the highest levels of efficiency and reliability, this bottom bracket ensures smoother drivetrain operation, greater protection from external elements, and longer durability compared to traditional systems. Ideal for intensive use and high-level competition.
