The set is composed of four adaptors possibly connecting to non standard pressure regulators. The aim is provide connection between a non standard pressure regulator and the Control Unit. This item includes copper gaskets for the airtightness of the connection.

Important Note: These adaptors are the most likely to fit pressure regulators not supplied in this shop. Since the threads vary in each country, it is not guaranteed that one of the adaptors will necessarily provide the connection for any pressure regulator.