Gernany DIN Standard tubeless tire valves EPDM rubber reifenventile More Ozone-resistant 100% Leaking test All kinds of tire valves, tyre valves, ventile, valve core, valve cap, valve extensions, accessories, and valve tool.Features of Snap-in Tubeless Tire Valves:1. EPDM rubber, more ozone-resistant and more wheathering resistant2. Germany DIN compliance. TUV lab test report for each model.3. ...