oil field wellhead with angle needle valve and pressure gauge NB:1/2"NPT rated ... sale oil field wellhead equipped with gate valve,braden head,angle needle valve,pressure gaugeNB:1/2 "NPT pressure gauge ... ,tubing spool,tubing head adapter,studded cross, gate valve,choke valve and the tree cap. All wellhead tree manufctured ... B.rgdsDavis oil field wellhead equipped with gate valve,braden head,angle needle ...