1.Refrigeration charging adapter r22 / r410a for1/4" male to 1/4"famale safety adapter air conditioning charger
2.From the high-end quality design, the top-loading rotation is easy to use.
3.Regardless of how the safety valve is placed, it is easy to switch operations.
4.High-end cnc machine tools, multiple parts are connected to ensure no leakage.
5.The factory is sealed before handling, safe and reliable.