Marshall Excelsior ME1328 Manometer Adapter - 3/8" OD

3/8" OD style Use in conjunction with a manometer to check for drops in pressure which indicate a gas leak Please confirm part will fit before ordering 5-year warranty includedYou may also like Manifold Pressure Gauge Refrigeration Vacuum Pressure Manifold Tester Meter Temperature Tester Air Conditioning Repair Tool ,Wide Use.