SRAM DUB Wide Series for Road and MTB Frames Bicycle Bottom Brackets

High-performance DUB bottom bracket system engineered for DUB spindle cranks and built to suit a broad range of frame shell standards, including T47, PressFit30 (PF30), BB30 and BB30A configurations. Designed for both road and mountain applications, it supports road-wide and MTB setups with options tailored to different chainline requirements.

DUB™ technology pairs a redesigned spindle with a better engineered bottom bracket for a more uniform approach to fitment. Improved sealing reduces contamination, while robust construction delivers enhanced durability and long-term reliability under demanding riding conditions.

Available in threaded and press-fit variants, with optional ceramic-bearing versions for reduced friction and extended bearing life. Each version is precision-made to work seamlessly with SRAM DUB cranks, offering smooth pedaling performance and consistent power transfer across varied terrain.

Whether upgrading an existing drivetrain or specifying a new build, these bottom brackets provide straightforward compatibility and installation with multiple shell standards. The result is a dependable, low-maintenance solution that improves efficiency, minimizes service intervals, and keeps your cranks spinning true.

Backed by proven engineering, this DUB bottom bracket family delivers sealed protection, refined bearing choices, and versatile fitment to meet the needs of riders seeking performance and longevity from their drivetrain components.