Enhanced rotational efficiency with high-grade ceramic bearings for maximum power transfer and reduced friction on road and mountain bikes.
Engineered for durability and reliability, this PF30 bottom bracket features robust seals that withstand mud, dirt, and water, making it ideal for demanding MTB and competitive road racing environments.
Compatible with SRAM DUB spindle systems, this bottom bracket simplifies installation and ensures seamless performance across different bike standards with its oversized spindle design.
Constructed from materials, the ceramic bearings offer an ultra-smooth ride, promoting longevity and reduced maintenance while delivering a whisper-quiet cycling experience.
Designed with a sleek black finish and precise dimensions (PF30 73mm, 46mm shell ID), this bottom bracket provides a versatile, performance-driven upgrade to enhance your bike's efficiency and style.
The Sram DUB Series bottom bracket has a simple task: connect your cranks and protect the smooth, long-lasting power transfer to your drive. To enable this unique approach, we have developed the DUB axis as the only connecting component. An oversized axle suitable for all bottom bracket specifications. For better compatibility with the cranks. For better protection from the elements. For longer lasting performance. Stronger, softer, easier to be.
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