R12 to R134a Conversion Kit, High & Low Pressure Side R12 to R134a Adapter, Brass R12 Retrofit Adapter Fitting with 1/4'' Female to 7/16"-20 UNF Connection, for Car R12 Convert to R134a SystemColor: Silver【R12 to R134a Conversion Kit】This auto conversion kit comes with 1 high side adapter, 1 low side adapter, and 1 valve core removal tool. 【Great R12 to R134a Convert Adapter】The low/high side conversion adapter can convert your old 1/4'' SAE or 7/16"-20 UNF charging port for fitting R134a quick charge hose, making it a handy tool for automotive air conditioning refrigerant systems. 【Premium Brass Material】The retrofit adapters are made of high-quality brass material, featuring excellent sealing, corrosion resistance, and a solid and durable design. 【Wide Application】This air conditioning conversion adapter kit is designed for replacing R12 R22 with R134a charging port 1/4" SAE or 7/16'' - 20UNF. It's an ideal tool for repair personnel. Size Description: 3.39 x 2.44 x 0.87 inches.