SRAM DUB English Bottom Bracket - English/BSA 73mm E-Type SuperBoost + Black ModelNumber=25512 Powerstrap Click 2: Made with

Powerstrap Click 2: Made with reinforced and stiffer materials for durability

MMX compatible with three mounting options

you can easily switch between the two proven climbing skins

ultra-supple cotton casing

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SRAM DUB English Bottom Bracket - English/BSA 73mm E-Type SuperBoost + Black ModelNumber=25512 Powerstrap Click 2: Made withSRAM DUB English Bottom Bracket English BSA 73mm E Type SuperBoost + Black. 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. Designed for use with SRAM SuperBoost+ Cranksets Gutter Seal Technology drastically improves sealing