The new SRAM DUB bottom bracket series has a simple job of connecting your crankarms and protect the smooth longlasting application of power to your drivetrain To allow that singular focus weve 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 longerlasting performance To be stronger smoother simpler Now back to the ride Key Features BB Shell Type PF30 One oversized spindle to work across every bottom bracket standard Greater bearing durability Easy installation PressFit cups for lighter weight 89g Weight

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