Experience the seamless compatibility and unwavering durability of the DUB system with the SRAM DUB Bottom Bracket, engineered to provide a secure and long-lasting interface for your BB30 frame.

The SRAM DUB Bottom Bracket for BB30 frames is the definitive solution for installing a DUB crankset into a bike with a BB30 bottom bracket shell. Designed to adapt the 42mm inner diameter of the BB30 standard to accept the 28.99mm DUB spindle, this bottom bracket ensures a precise and secure fit that is engineered to resist creaking. Its versatile design is compatible with both 68mm and 73mm bottom bracket shell widths, making it suitable for a wide range of road and mountain bikes. With its superior sealing and high-quality bearings, this DUB bottom bracket provides a long-lasting, smooth-rolling performance, offering a reliable foundation for efficient power transfer.

• Specifically designed to adapt BB30 frames for use with SRAM DUB cranksets.
• Compatible with both 68mm (road) and 73mm (MTB) bottom bracket shell widths.
• DUB system provides a unified spindle standard for improved durability and simplicity.
• Features superior sealing to protect against dirt and water.
• Provides a creak-free and long-lasting crank-to-frame interface.