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.
- 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
SPECIFICATIONS
| BB-FRAME INTERFACE | T47 (85.5), T47 (Road and Road Wide) 68mm, T47 (Road and Road Wide) 77mm, T47 (Road Wide: 85.5mm), T47 (Road: 85.5mm) |
|---|---|
| CHAINLINE | n/a |
| SPINDLE LENGTH | n/a |
| SUPPORT E-TYPE FD | n/a |
| CRANK-BB INTERFACE | DUB |
| BEARING TYPE | Ceramic, Standard |
| SPINDLE DIAMETER | DUB |
| CUP MATERIAL | Aluminum, n/a |
