1 4 SAE Refrigerant Charging Hose, 3 Pack 4.9ft 600 PSI 3000 PSI Manifold Gauge Hose for Air Conditioner HVAC Refrigeration Gear Clamps Vibration: 10 to 55Hz Vibration: 10 to 55Hz Adjustable Height: 1 1 the refrigerant charging hose can work with a good performance The refrigerant charging hose is a necessary tools for adding refrigerant into air conditioning system during installation and maintenance
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