Wisepick Quick Adapter Adjustable High and Low Side Connection R134a Quick Coupler Connection to R1234yf ，R134a to R1234yf Conversion Kit for AC Refrigerant.

Wisepick Quick Adapter Adjustable High and Low Side Connection R134a Quick Coupler Connection to R1234yf R134a to R1234yf Conversion Kit for AC Refrigerant Item Features: R134a qc connection low side x R1234yf connection low side R134a qc connection high side x R1234yf connection high side Package Includes: 1*low Side Connection 1*low High Connection.