<p>Description<br/>Widely Usage R1234YF refrigerant quick couplers kit is suitable for converting R134a to R1234yf, with 3 way R1234yf/R134a conditioner manifold gauge set, can be used for car freon recharge hose, AC oil injector, refrigerator freon recharge.<br/><br/>R1234YF Couplers Kit --- R134A to R1234YF adapter conversion kit with red high pressure r1234yf to r134a adapter, and blue low pressure R1234YF quick connector, 1/4" SAE female x High pressure 16mm R134A quick coupler, 1/4 SAE female x low pressure 13mm R134A quick coupler.<br/><br/>Brass Quick Coupler --- This high/low side pressure r1234yf to r134a couplers designed is made of high quality brass material with strong construction, the internal and external threads are deep and precise for perfect matching and replacement, easy to use.<br/><br/>Sealing Design --- The R1234yf to R134a conversion adapter designs with 6 sealing balls lock, which can provide good sealing, also with auto close function, convenient to use and prevent leakage effectively.</p>