SRAM

DUB BB30A Bottom Bracket (Road), 42mm x 73mm

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.

• Gutter Seal Technology? drastically improves sealing against the elements
• One oversized spindle to work across every bottom bracket standard
• Sealed cartridge bearings
• Significantly lighter than GXP system