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The SRAM Innenlager DUB Italian bottom bracket is designed to provide a smooth, durable interface between your SRAM DUB crankset and an Italian-threaded frame. Built around SRAM’s proven DUB standard, it uses a 28.99 mm spindle diameter to optimize stiffness and reliability while keeping the system simple and compatible across a wide range of cranksets. This bottom bracket is specifically made for frames with Italian threaded shells, making it an ideal upgrade or replacement for high-performance road, gravel, or all-road bikes using this classic standard.
Engineered for long-lasting performance, the SRAM Innenlager DUB Italian bottom bracket features high-quality sealed bearings to keep out water and dirt, reducing maintenance and extending service life. The design focuses on efficient power transfer, helping you convert every watt into forward motion with minimal friction. Installation is straightforward with standard bottom bracket tools, and once fitted, it delivers a quiet, creak-free connection between frame and crank. Whether you are refreshing an older Italian-threaded frame or completing a modern DUB crank build, this bottom bracket offers a clean, reliable solution from one of cycling’s most trusted drivetrain specialists.
