one piece ball valve high quality but competitive price,easy to istall,safe and ... valve(1 pc ball valve,ball valve,ss ball valve) 1),Size:1/4"-------4"2),Material:stainless steel 304,316(CF8,CF8M)3),Pressure ... :threaded(NPT,BSPT,PT)9),Operation:manual one piece ball valve(1 pc ball valve,ball valve,ss ball ...