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.

• Designed for use with SRAM Boost cranksets with 55mm chainlines
• Gutter Seal Technology drastically improves sealing against the elements
• Sealed cartridge bearings
• One oversized spindle to work across every bottom bracket standard

SRAM DUB Boost 55mm Chainline Non-Threaded Bottom Bracket Bottom Brackets UPC: 710845857935