Singular focus. Better solution.The new SRAM DUB™ bottom bracket series has a simple job-connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, SRAM have engineered the DUB™ spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection from the elements. For longer-lasting performance. To be stronger, smoother, simpler. Now, back to the ride.
Features:
- BB-frame interface English/BSA 100mm, English/BSA 73mm, English/BSA 83mm
- Crank-BB interface dub
- Bearing type standard
- Spindle diameter dub
- Spindle length N/A
- Chainline N/A
- Support E-type FD N/A
- Cup material aluminum, steel





