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It’s the one bottom bracket system to rule them all sort to speak. The SRAM DUB bottom bracket system was created to simplify the relationship between chainring, crank, spindle and bottom bracket. It has found the sweet spot between 30mm and 24mm spindle diameters, offering some of their best qualities in one package.
- Material: Aluminum
- BB Interface: English Threaded
- Weight: 76g (BSA)
- Compatibility: DUB™ bottom brackets fit all frame shell standards