SRAM DUB PressFit30 Bottom Bracket - PF30, 73mm, MTB Boost 55mm Chainline, Black

The 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 Boost cranksets with 55mm chainlinesGutter Seal Technology™ drastically improves sealing against the elementsSealed cartridge bearingsOne oversized spindle to work across every bottom bracket standardItem SpecificationsBottom Bracket Shell I.D.46BB/Frame InterfacePF30BB Shell Width (mm)73Spindle Interface TypeSRAM DUBDefined ColorBlack