Stylo Carbon DUBBuilt tough, to handle lines through rock gardens and trail, the new STYLO Carbon is strong, stiff and light Fully compatible with any 1x drivetrain 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 SRAM Model ID: FC STYL C B1 Attributes BB Inclusion No BCD Direct Mount SRAM 3 Bolt Crank Spindle