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Sram Dub PressFit 30/79-A Bottom Bracket

About Sram Dub PressFit 30/79-A Bottom Bracket


The new SRAM DUB™ bottom bracket series is simple: connect your crank arms and get smooth, long-lasting power transfer to the drivetrain. To enable this unique focus, SRAM has designed the DUB axle to be the only true component. An oversized axle for all bottom bracket standards. For better crank arm compatibility, better protection from the elements, longer lasting performance, and to be stronger, smoother and easier.


  • Application : Road
  • Type : PressFit PF30
  • Shell Diameter : 46mm
  • Shell Width : 79mm
  • Axle Diameter : 28.99mm (DUB)

Technical Information

Bottom Bracket Cup Material : Aluminium


  • Easy to install
  • PressFit for lighter weight
  • Integrated adjuster
  • ISO 4210 compliant



The unit of crankshaft and bottom bracket is the heart of the DUB technology. Stiffness meets durability. SRAM has gone a step further and made everything even easier and better. It is the system approach through the integration of chainring, crank, shaft and bottom bracket that is decisive for better drivetrain performance.

Manufacturer Numbers

79mm : 00.6418.028.000


1 x SRAM DUB PF30 bottom bracket.


black/79-A : 115g

About Sram Brand

SRAM LLC is a privately owned bicycle component manufacturer based in Chicago, Illinois, United States, founded in 1987.The company is known for producing cycling components, including some internally developed, such as Grip Shift, EAGLE (1x12), DoubleTap, dedicated 1x11 mountain and road drivetrains and SRAM Red eTap.The company grew organically and through acquisitions to become a high-end cycling component brand, selling under the brands SRAM, Avid, RockShox, Truvativ, Quarq, and Zipp.

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Sram Dub PressFit 30/79-A Bottom Bracket

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  • ₹4,690