Prolongateurs de valve NOTUBES alu Valve Extension Presta argent

A pair of 40mm effective length threaded valve extensions for use with removable valve core presta valves. Allows deep section rims to be converted to tubeless use by way of external threads for securing the presta nut. The only externally threaded valve extenders on the market.
CNC machined aluminum valve extension, 2 grams each
Rubber o-ring seals inside the valve to eliminate leaks
Adds 40mm of length to any removable core presta valve
Can be used with our Road Tubeless Valve
Can be used with any removable core presta tube
Sold as a pair
Removable valve cores not included