designed and manufactured strictly in accordance with api spec 6a and nace mr-0175 specifications.compact design, reliable operationrated working pressure 5000psi, 10000psi and 15000psi series available.metal seal available from tubing hanger to the whole x-mas tree.flanged connection.vr thread available for gate valve removalinstallationbypass valve can be replaced under pressure.series tubing hangers available for various well completion needs.bpv and tools available.