SRAM PressFit MTB DUB BB89/92 Bottom Bracket Advance the Pro One TT is

the Pro One TT is the benchmark for tubeless time trial tires

Featuring a patented dual-stage Lock that’s quick and easy to attach / detach

Depending on your tyre dimensions and purpose

Material: steel

SRAM PressFit MTB DUB BB89/92 Bottom Bracket Advance the Pro One TT isThe 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 Specifications Gutter Seal Technology drastically improves sealing against the elements Sealed cartridge bearings One oversized spindle to work across every bottom bracket standard