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Product Image SRAM DUB bottom bracket

SRAM DUB bottom bracket


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, we’ve 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.

• One oversized spindle to work across every bottom bracket standard 
• Gutter Seal Technology™ drastically improves sealing against the elements 
• Significantly lighter than GXP® system

• Gutter Seal Technology™ 
• Sealed cartridge bearings 
• ISO 4210 compliant.


BB-frame interface: English/BSA 68/73mm or pressfit 89/92mm or pressfit 30 73mm or BB30 73mm
Crank-BB interface: DUB
Bearing type: Standard
Spindle diameter: DUB
Cup material: Aluminium