BSA DUB Bottom BracketDescription The BSA DUB Bottom Bracket delivers a precise and reliable interface between your DUB crankset and threaded frame. Featuring machined aluminum cups and Enduro ABEC 3 sealed bearings, this bottom bracket ensures smooth rotation, durability, and consistent performance under any riding conditions. Designed to fit 68mm or 73mm English thread (BSA) shells, the BSA DUB system integrates seamlessly with SRAM DUB cranksets, offering a clean and