SRAM PressFit DUB BB121 Fat Bike Bottom Bracket ABUSMTBMARCH Woven 3K carbon fiber

Woven 3K carbon fiber

nuts and egg

Functional

Compatible with Trek Disc Brake Models only: Madone

STIFF SOLE

SRAM PressFit DUB BB121 Fat Bike Bottom Bracket ABUSMTBMARCH Woven 3K carbon fiberThe SRAM DUB (Durable Unified Bottom Bracket) bottom bracket series has a simple job connect your crankarms and protect the smooth, long lasting application of power to your drivetrain. To allow that singular focus, SRAM has engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection from the elements. For longer lasting