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Bicycle seat post dirt scraper seal

Developed for reliable protection of the adjustable seat post unit for bicycles. The Two-wheeler seat post dirt scraper seals from SKF are made of superior NBR compounds, enhanced by specifically developed designs, providing outstanding scraping performances.

Product Application expandexpanded


  • Superior design for reliable scraping capability
  • Optimized rubber compound material for reduced contamination ingress
  • Dynamic lip shapes for improved friction
  • Optimized sealing lip design to withstand external high pressure
  • Metal insert to create and maintain ideal seal contact pattern to the seat post shaft
  • Reduced axial and radial space to provide compact fit to seat post designer


  • Reliable scraping property against external contamination to protect the interior seat post mechanism.
  • Follow-ability during operation to avoid loss of sealing lip contact to the shaft
  • Possibility to tailor designs to fit different applications
  • Minimized friction to enhance seat post reactivity to adjustable command
  • Compact design to minimize weight and dimensions

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