AIR BIKE Bottom Bracket PressFit PF4129 for BB86 BB89.5 BB92 for SRAM DUB
The Air Bike DUB Pressfit MTB 89.5/92mm Bottom Bracket allows you to seamlessly integrate your SRAM DUB chainset with a compatible frameset. The oversized spindle runs freely and efficiently through this premium BB, allowing for more of your watts to go through the chain.
Easily installed by pressing the bearing cups into your frame, the press-fit DUB system is significantly lighter than PFGXP alternatives. The two cartridge bearings are fully sealed, helping to keep the weather out for smoother pedal strokes mile after mile.
- DUB (Durable, Unifying Bottom Bracket) system is one oversized spindle to work across every bottom bracket standard; where stiffness meets durability
- Significantly lighter than PFGXP system
- Easier installation by allowing you to press the bearing cups into the frame
- Two fully sealed cartridge bearings
- ISO 4210 compliant
- Bottom bracket type: PressFit BB86 | BB89.5 | BB92
- Crank-BB interface: DUB
- Bearing type: Stainless Steel
- Spindle diameter: DUB
- Cup material: CNC Aluminium
- Weight weighed: 80g (only bearing shells without spacers)