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 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 standard. Significantly lighter than PFGXP system Easier installation by allowing you to press the bearing cups into the frame SPECS BB Frame: PressFit (MTB/DH: 104.5mm), PressFit (MTB/DH: 107mm), PressFit (MTB: 121mm), PressFit (MTB: 89/92mm), PressFit (Road: 86.5mm) Crank-BB Interface: DUB Bearing Type: Standard Spindle Diameter: DUB Weight: 72g