... to use,lock handle is available. two piece ball valve(2 pc ball valve,ball valve,ss ball valve) 1),Size:1 ... /4"-------4"2),Material:stainless steel 304,316(CF8,CF8M)3),Pressure:1000WOG ... (NPT,BSPT,PT)9),Operation:manual two piece ball valve(2 pc ball valve,ball valve,ss ball valve)