... api certified fty sale oil field wellhead equipped with gate valve,braden head,angle needle valve,pressure gaugeNB:1/2 "NPT pressure gauge and ... adapter,studded cross, gate valve,choke valve and the tree cap. All wellhead tree manufctured by our fty are in accordance with api 6a norm ... good business and life ! B.rgdsDavis oil field wellhead equipped with gate valve,braden head,angle needle ...