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

• Gutter Seal Technology™ drastically improves sealing against the elements
  
• Sealed cartridge bearings
  
• One oversized spindle to work across every bottom bracket standard
  
• Significantly lighter than GXP system
  
• BB30 73mm
  
• BB Shell Width: 68mm, 73mm
  
• BB/Frame Interface: BB30
  
• Spindle Interface Type: SRAM DUB
  
• NOTE: wide version - Designed for use with SRAM Wide Cranksets
  
• Color: Black