SRAM DUB English Bottom Bracket – English/BSA 68/73mm MTB Boost 55mm CL 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