The SRAM DUB bottom bracket series has a simple job- to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility.
- Gutter Seal Technology™ drastically improves sealing against the elements
- Sealed cartridge bearings
- One oversized 29mm spindle to work across every bottom bracket standard
- English BSA thread, 68/73mm
*Only works with 29mm DUB cranks
