Ball Valve with Lockable Device 1Diameter:1/4''-4'' 2Pressure:16P.25P.40P.64P; 150. ... 3Material:WCB.304,306,304L,306L Ball Valve with Lockable Device DescriptionMaterials WCB.304,306,304L,306LNominal Size1/4''-4''Driving ... and create a bright future together Ball Valve with Lockable Device