SRAM Dub PF30 MTB 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 crank arm compatibility. For better protection from the elements. For longer-lasting performance. To be stronger, smoother, simpler. Now, back to the ride.

FEATURES

One oversized spindle to work across every bottom bracket standard
Gutter Seal Technology™ drastically improves sealing against the elements
Significantly lighter than GXP® system
Sealed cartridge bearings
ISO 4210 compliant.

SPECIFICATIONS

• BB-frame interface PF30 (73mm)
• Crank-BB interface DUB
• Bearing type Standard
• Spindle diameter DUB
• Spindle length n/a
• Chainline 55mm
• Support E-type FD n/a
• Cup material Aluminum