The One True Unifying ComponentThe SRAM DUB™ series of bottom brackets has a simple job: connect your cranks and protect the smooth, long-lasting application of power to your drivetrain. To enable that singular focus, we've designed the DUB™ Axle to be the one true unifying component. An Oversized Spindle That Works On All Bottom Bracket Specs
The SRAM DUB™ series of bottom brackets has a simple job: connect your cranks and protect the smooth, long-lasting application of power to your drivetrain. To enable that singular focus, we've designed the DUB™ Axle to be the one true unifying component. An oversized spindle that works on all bottom bracket specifications. For better compatibility with connecting rods.For better protection against the elements. For longer lasting performance. To be stronger, softer, simpler.Characteristic

• An oversized spindle to work on all bottom bracket specifications.
• Easy installation
• Outer and inner cup options to support your bike's specifications.
• Sealed cartridge bearings available in stainless and ceramic versions