SRAM DUB Ceramic Bicycle Bottom Brackets

* Ceramic bottom bracket for DUB spindle cranks* SRAM Model ID: BB-DUB-BB30-A1​​

Engineered for BB30 press-fit frames and designed around DUB spindle cranksets, this ceramic bottom bracket delivers smooth, low-friction rotation and long-lasting durability. Precision ceramic bearings reduce drag for improved acceleration and sustained speed—ideal for road riding, training, and racing.

Sealed bearing construction helps keep out dirt and moisture for reliable performance in varied conditions, while the press-fit interface ensures a clean, integrated fit with compatible frames. Built for efficient power transfer and reduced drivetrain losses, it’s a strong choice for riders seeking performance gains and lower maintenance.

Available to fit common press-fit shell widths and compatible with DUB spindle systems, this unit is straightforward to install and service. Lightweight and stiff where it matters, it enhances pedaling efficiency without adding unnecessary complexity.