For R12&R22 brass testing manifold For R12&R22 brass testing manifoldOXY-636G12Set of OXY-12236RYB Charging hose, OXY-25012G&OXY-500120G refrigerant gauges,One-piece brass bodyOXY-660G12Set of OXY-12260RYB Charging hose, OXY-25011G&OXY-50012G refrigerant gauges,One-piece brass bodyOXY-672G12Set of OXY-12272RYB Charging hose, OXY-25012G&OXY-50012G refrigerant gauges,One-piece brass body