sram dub english bottom bracket english/bsa 73mm e-type superboost +
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 against the elements
- Sealed cartridge bearings
- One oversized spindle to work across every bottom bracket standard
- For Super Boost+ cranks