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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