For high profile rims. The advantage of this type of valve extender is that the valve core is protruding from the rim, not the hollow end of an extender, adjustment of tire pressure, either inflation or deflation due to the fact that the valve core can be manually opened or closed, no matter how deep the rim is. Extensions are equipped with a rubber O ring seal, no Teflon tape is required. Tufo valve extenders are available in sizes 20mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mm, 90mm and super long 100mm. All can be stacked for even greater length.
