... gate valve nb: 2", 3",4" gate valve bonnet rated wp:2000-10000psi valve cover api certified valve valve ... bonnet for 2-9/16 gate valvenb: 2", 3", ... wp:2000-10000psi gate valve COVERapi certified GATE VALVE BONNET ,VALVE COVERPls have some general specs of our popular ... a good day!Yancheng Qihang Pertroleum Machinery valve bonnet for 2-9/16 gate valve