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-Designed for use with SRAM Wide Cranksets-Gutter Seal Technology drastically improves sealing against the elements-Sealed cartridge bearings-One oversized spindle to work across every bottom bracket standard-PressFit 86.5mmItem Specifications-BB/Frame Interface:BB86-BB Shell Width (mm):86 mm-Spindle Interface Type:SRAM DUB-Bottom Bracket Shell I.D.:41