1.tubeless tyre valves can be quickly fit to rim 2.TS16949 & TUV 3.Consist:C-cap, Valve core,Chrome sleeve,Brass stem Our company mainly especialize in valve(Motorcycle Tire Valves, Passenger Cars and Light Trucks , Trucks and Buses Tire Valves, Off-the-road tire valves) TR801HP Motorcycle Valves and High-Pressure Valves