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
- Aluminum press-fit cups are lightweight
- Integrated adjuster
BB-frame interface: BB386, PF30 (68-73mm), PF30 (73mm), BB386 (Road: 86.5mm), PF30, PF30 (100mm), PF30 (68), PF30 (68or73mmorBBRight), PF30 (83mm), PF30 (MTB Ai: 83-A mm), PF30 (Road Ai: 83-A mm), PF30 (Road BBRight: 79/83mm), PF30 (Road: 73mm)
Chainline: n/a
Spindle length: n/a
Support E-type FD: n/a
Crank-BB interface: DUB
Bearing type: Standard
Spindle diameter: DUB
Cup material: Aluminum