... /4", 1", 1-1/4", 1-1/2", 2" 2-1/2" 3" 4" 2) Standard: BS, ANSI, CNS,GB 3) With socket and threaded end ... /4", 1", 1-1/4", 1-1/2", 2" 2-1/2" 3" 4" 6"2) Standard: BS, ANSI, CNS,GB3) With socket and threaded end ... the products according to client's order, just as the standard, the quality, the size, the color, etc.Cost some time ... good chance! Cooperation means benefit! UPVC thread Ball Valve,1/2"-2"