... valve,co2 valve,cylinder,neck rings,handles etc.In addition,we also produce accessories for fire fight equipment,such as fire hose,pressure ... gauge,nozzle,landing valve,jet apray branch pipe,hose coupling, ... technical parameters:Inlet thread Outlet threadGauge connection thread pressure MpaM25X2W21.7X14G1/8X2818-22M25X2W21.7X14G1/8X2818-22M25X2W16X1.5G10X118 ...