SRAM DUB BB30 Bottom Bracket, 42mm x 68/73mm Shimano Ultegra Di2 12-Speed 500mg of sodium

500mg of sodium

the DART’s sonically welded plastic tip and heavy-duty woven material anchor firmly in place and stay put during even the most aggressive riding

Designed to deliver all-day comfort and efficient power transfer

Easy to spray in hard-to-get areas

SRAM DUB BB30 Bottom Bracket, 42mm x 68/73mm Shimano Ultegra Di2 12-Speed 500mg of sodiumThe 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 Sealed cartridge bearings One oversized spindle to work across every bottom bracket standard Significantly