plastic upvc Socket ball Valve 1) Diameter: 1/2"~ 4" 2) Standard: BS, CNS,GB 3) With socket and threaded end plastic upvc ... Socket ball Valve1) Diameter: 1/2", 3/4", 1 ... " 3" 4" 6"2) Standard: BS, ANSI, CNS,GB3) With socket and threaded end4) Material: High quality PVC, ABS, PP-R5 ...