1/2" Body coupler set (ball). double-acting sleeve permits easy, 1-handed connection to a clamp-mounted female body. Permits connection while either or both ends are under pressure. Coupling may be used with either an open center or a closed center hydraulic system that has a control valve. 1/2" Female threads. Zinc-plated. 3000Psi.Product is manufactured in United States. This product meets customer requirement.