The Zipp Valve Extenders work with Zipp butyl inner tubes with a removable core as well as other leading tubular tires and inner tubes that have removable cores.
- For use with threaded presta (non-removable core) tubes
- Extenders thread over an existing valve and do not replace a valve core
- Knurled end to keep pump from slipping
- 3mm hex broach in the barrel to guarantee a perfect seal when tightened
- Single Extender
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