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.

FEATURES: 

• 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
  

SPECS:

• Spindle Interface Type: SRAM DUB
  
• BB Shell Width: 100mm
  
• Bottom Bracket Shell I.D.: 1.37
  
• BB/Frame Interface: English