The SRAM DUB bottom bracket series has a simple jobâ€” 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
Sealed cartridge bearings
One oversized spindle to work across every bottom bracket standard
Significantly lighter than GXP system
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