R12 to R134A Conversion kit, AC Retrofit Fitting Adapter Kit,R12 R22 to R134A…
R12 to R134A Conversion kit, AC Retrofit Fitting Adapter Kit,R12 R22 to R134A High/Low Fitting Port Retrofit 1/4 SAE to 7/16″, Fits for Car AC Air Conditioner Refrigerant System. Size: These Low/High side retrofits/adapters/fittings will convert your old 1/4″SAE or 7/16″-20 UNF R12 R22 charging port and make it accept the R134a quick disconnect hose, Low Side, 1/4″(7/16″- 20) x 13 mm (Blue), High Side, 1/4″(7/16″- 20) x 16 mm (Red).