... , easy to install, safe and convenient to use three pieces electric ball valve(3pcs ball valve),full bore1),Size:1/4 ... "-------4"2),Material:stainless steel 304,316(CF8,CF3)3),Pressure:1000WOG,2000WOG4),Suitable medium:water,oil,air and some ... ,API6D8),Connection:threaded(NPT,BSPT,PT)9),Operation:hand,electric 3 pcs electric ball valve(electric ball valve,pieces ball valve,stainless steel ball ...