Wisepick AC Oil and Dye Injector with R134A Snap Quick, with R1234yf Low Side Coupler Adapter, 2OZ Refrigerant Hand Turn Screw-in Type 1/4 SAE Scale

Features

• 1/4 oz/7.5ml---2oz/60ml.
• with R134A and R1234YF low side port coupler quick snap to R134a R1234YF manifold
• AC Oil Injector Kit, include two snap quick coupler, R134a low side quick coupler , R1234YF Low Side Quick Coupler and R12 to R134a Adapter
• Oil cylinder can filled with 0-2 ounces of refrigeration oil, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube. Connect the low-pressure port of the refrigeration system that needs to be refueled, and add the required amount of cooling oil to the inner and outer cylinders.
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