Silca Large Elastmer Washer for Presta Head

Availability: In stock (2)


  • The new 242 gasket utilizes a high tech Fully Synthetic Elastomer Base Material
  • Features 5 times the durability of traditional rubber materials
  • New Two-Stage sealing geometry optimized for all Presta valve stems
  • Pressure amplifying dome geometry uses air pressure to clamp valve stem
  • Fits all prior SILCA Presta heads
  • Made in USA


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