SRAM Oversized DUB Sealed Steel Cartridge Bearing BB30A 73mm Road Bottom Bracket

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.Features-Gutter Seal Technology™ drastically improves sealing against the elements-Sealed cartridge bearings-One oversized spindle to work across every bottom bracket standard-Significantly lighter than GXP system-Aluminum cups are lightweightItem Specifications-BB Shell Width (mm):73mm-BB/Frame Interface:BB30a-Bottom Bracket Shell I.D.:42-Defined Color:Black-Spindle Interface Type:SRAM DUB