DUB British 73mm, External Cup BB, British, 73mm, 28.99mm

* DUB™ technology features a better engineered bottom bracket and a new spindle design for a more uniform approach to bottom bracket fitment, better sealing against contamination, and a new measure of durability* For use with all SRAM DUB cranks and 68/73mm BSA threaded shells* SRAM Model ID: BB-DUB-BSA-A1