The 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 specification. 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:

• One oversized spindle to work across every bottom bracket specification.
• Easy installation
• Outboard and inboard cup options to support your bike’s spec.
• Sealed cartridge bearings available in both stainless and ceramic versions

SPECS:

• BB Bearing: Steel
• BB Shell Width: 68mm
• Crank Spindle Diameter: 28.99mm
• Interface: DUB
• Primary Color: Black
• BB Shell Thread: T47
• Model Description: T47 68mm bottom bracket for Road and Road Wide
• SRAM Model ID: BB-DUB-T47-A1