Stan's NoTubes Threaded Valve Extender 40mm Aluminum Presta Valve Extension

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.
Allows use of short valves with deep section rims
CNC machined aluminum valve extension, 2 grams each
Adds 40mm of length to any removable core presta valve
Can be used with any removable core presta tube
Rubber O-ring seals inside the valve to eliminate leaks
Removable valve cores not included
Sold as a pair
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