KUSTOM KAPZ CHROME SPIKE VALVE CAP trek tire specialized stem air 4x4 quad new 2 pc. of THE ORIGINAL KUSTOM KAPZ BEWARE OF IMITATIONS! Fits ALL schrader valves Fits all makes and models of cars, trucks, dirtbikes, atvs, quads, Harley's, sportbikes, bicycles, etc. COLLECT ALL STYLES AND COLORS!