SRAM DUB PF30 73mm (MTB Wide) Bottom Bracket
Smooth Performance, Maximum Compatibility
The SRAM DUB™ PF30 73mm (MTB Wide) Bottom Bracket is designed to provide a stronger, simpler, and more reliable connection between your crankset and frame. Built around SRAM's innovative DUB™ spindle platform, it delivers improved crank compatibility, superior sealing, and long-lasting durability for modern mountain bike drivetrains.
Designed for PF30 frames with a 73mm bottom bracket shell and 55mm chainline cranksets, this bottom bracket features sealed cartridge bearings and advanced Gutter Seal Technology™ to keep contaminants out and performance at its peak in all riding conditions.
Key Features
Designed for PF30 frames with a 73mm bottom bracket shell
Compatible with SRAM DUB™ cranksets
Supports MTB Wide cranksets with a 55mm chainline
Oversized DUB spindle improves strength and durability
Single spindle standard simplifies crankset compatibility
Gutter Seal Technology™ provides superior protection against water and dirt
Sealed cartridge bearings ensure smooth and reliable performance
Significantly lighter than previous SRAM GXP® systems
Aluminium cups offer lightweight durability
ISO 4210 compliant
Specifications
Bottom Bracket Standard: PF30 (73mm)
Crank Compatibility: SRAM DUB™
Chainline Compatibility: 55mm
Bearing Type: Standard Sealed Cartridge Bearings
Cup Material: Aluminium
Spindle Diameter: DUB
Spindle Length: Not Applicable
E-Type Front Derailleur Support: Not Applicable
Application: Mountain Bike
Why Choose the SRAM DUB PF30 73mm (MTB Wide) Bottom Bracket?
The SRAM DUB PF30 73mm Bottom Bracket delivers reliable performance, simplified compatibility, and excellent durability for modern mountain bike drivetrains. Combining lightweight aluminium construction, advanced sealing technology, and smooth-rolling bearings, it provides dependable power transfer and long-lasting performance on every ride.
