All SRAM front shifters are compatible with all major brands of front derailleurs

providing consistent warmth

Taken before riding

Direct replacement bearing for BB30 OEM systems

plus damps impact on rowdy descents

SRAM DUB Bottom Bracket - English/BSA - 68mm Road Wide Vest All SRAM front shifters areThe 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 Wide Cranksets Gutter Seal Technology drastically improves sealing against the elements Sealed cartridge bearings One oversized spindle to work across