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The first name in tubeless

Stan's threaded valve extenders offer 40mm of additional threaded valve length, making them perfect for converting deep section rims to tubeless by way of external threads for securing the presta nut.

Product details

  1. CNC machined aluminum valve extension, 2 grams each
  2. Adds 40mm of length to any removable core presta valve
  3. Can be used with any removable core presta tube
  4. Rubber O-ring seals inside the valve to eliminate leaks
  5. Removable valve cores not included
  6. Sold as a pair

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We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.

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