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2-way R410A refrigeration manometer kit.
Air Conditioning Manifold Pressure Gauges, For High & Low Pressure Air Conditioning And Refrigeration Tools With Sight Glass For R22/r410a/r134a/r404a - Temu
Good Air Conditioning Manifold Gauge High/Low Pressure R134a R404a R22 R410a Refrigerant Manometer With Valve 500PSI 800PSI - AliExpress