SRAM DUB Bottom Bracket (MTB)

Engineered by Sram to elevate their bottom bracket technology, the new SRAM DUB bottom bracket strives to be the very best in simplicity, compatibility, and durability. 

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
• SRAM DUB™ is the single replacement for 30mm and 24mm BB spindles options
• Sealed cartridge bearings
• One oversized spindle to work across every bottom bracket standard
• Significantly lighter than GXP system