Feature●Presta head with built-in hose pressure release button, Fits Schrader valve (with included adapter)●Aluminum / Engineering grade polymer head, Rubber hose●Transparent design●For tubeless tire Presta Valve only. Turn to remove and replace 2-piece Presta valve core from valve stem. Deliver massive air flow to rapidly seat tubeless tires.Description Premium solution for inflating tubeless tires TubiHead’s transparent body allows you to see the Presta valve core being removed, and after inflation, reinstalled with no loss of pressure. With the valve core removed, larger air volume is rapidly delivered by a standard floor pump to quickly seat and inflate tubeless tires or other large volume tires.