4 Pieces Car R12 to R134 A/C High & Low Side Coupler Connectors Adapter

Description:

There are gas valve inside, equipped with a plastic protective cap.
Can be matched used with valve by connecting with screw thread.
Time-saving and effort-saving while installing, lightweight, shortcut.
Charging port adapter R12 Port to accept R134a 'Quick Disconnect' 90 degree.
These Low/High side retrofits/adapters/fittings will convert your old 3/8"; or 7/16"; R12.

Package Includes:

1 Piece Low side dapter/connector(blue)
1 Piece High side dapter/connector(red)
1 Piece 19mm Blue low side quick coupler
1 Piece 22mm Red high side quick coupler