SRAM Bottom Bracket DUB PressFit 30 (MTB) 100 SBC PNS Dura-Ace Di2 ensures every shift

Dura-Ace Di2 ensures every shift is perfectly executed

Lightweight PC Construction

With function and technologies inherited from DURA-ACE and ULTEGRA

WATERPROOF RATING

120 TPI casing for a supple

SRAM Bottom Bracket DUB PressFit 30 (MTB) 100 SBC PNS Dura-Ace Di2 ensures every shiftThe new SRAM dub bottom bracket series has a simple job to connect your crankarms and protect the smooth, long lasting application of power to your drivetrain. To allow that singular focus, SRAM have 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