1. amercian type pin plug coupling. 2. NST thread, with brass ring. 3. 1.5",2",2.5",3",4" avaiable. 1. american type pin plug coupling.2. we can offer storz , john morris , french, GOST, spanish types . american type, nakajima type , machino type. zhongdao type.3. we can offer high quality and competitive price.4. we also can offer landing valves, fire hydrant valves, fire hose nozzles and many ...
