SRAM DUB PressFit30 Bottom Bracket – PF30 83mm MTB Cannondale Ai Black. The SRAM DUB bottom bracket series has a simple job- to connect crankarms and protect the smooth long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility.

• TECH SPECS