R134A to R1234YF Conversion Kit: The R134a to R1234yf adapter set contains 1 x red high pressure R1234yf quick coupler and 1 x blue low pressure R1234yf quick coupler, which connects the high and low pressure quick couplings and R134A in R1234. YF conver Good sealing: Our R134a to R1234yf adapter has a tight connection design, and the connecting part has a precision thread design that effectively prevents leaks and is safe to use thanks to the ball lock design and green rubber sealing ring Premium material: the R1234yf to R134a adapter is made of high-quality brass material. Sturdy structure, exquisite workmanship, not easy to rust, deform or break, longer service life. It can also work normally in extreme environments such as high temperatures and high humidity Easy to use: Our R1234yf to R134a adapters are equipped with a self-closing function and a ball lock design for easy removal and installation. To provide you with comfort 【Wide Applications】: The high/low pressure R1234yf conversion kit is suitable for R134a/R12 to R1234yf, R1234yf refrigerant, R134a refrigerant, refrigerator freon charging hose, which is ideal for car air conditioning charging and refrigerant diagnosis as well as for recovery and EvakSuitable for finishing work, Weight: 0.330693393 pounds, Manufacturer: HUAREW