Sram Dub Bottom Bracket BB30 73mm - Road

The new SRAM DUBTM bottom bracket series has a simple jobconnect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we’ve engineered the DUBTM 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. Specifications: One oversized spindle to work across every bottom bracket standard. Significantly lighter than pfgxp system. Easier installation by allowing you to press the bearing cups into the frame one oversized spindle to work across every bottom bracket standard. Significantly lighter than pfgxp system. Easier installation by allowing you to press the bearing cups into the frame. Bb-frame interface: english/bsa 73mm, pressfit Crank-bb interface: dub. Bearing type: standard. Spindle diameter: d