Charging port adapter R12 R22 Port to accept R134a Quick Disconnect. These Low/High side retrofits/adapters/fittings will convert your old 1/4" SAE or 7/16’’- 20UNF R12 R22 charging port and make it accept the R134a quick disconnect hose.PREMIUM QUALITY - With solid copper material, resistant to corrosion & good extensibility.EASY INSTALLATION: The low AC fitting conversion adapter with time-saving and effort-saving while installing, lightweight, shortcut.DIMENSION - Low Side, 1/4"SAE (7/16''- 20) x 13 mm, blue. High Side, 1/4" SAE (7/16’’- 20) x 16 mm, red.Fittings Have Removable Schrader Valves.High Side: Red, 7/16-20UNF or 1/4"SAE. Blue: 7/16-20UNF or 1/4" SAE.Can be matched used with valve by c.
