KA-7191E includes a large 2-1/2” gauge fitted with protective cover and 445mm hose. The gauge has scale from 0-350 psi (0-25 bar) and conforms to BS 1980-1985. For petrol engines with 10,12,14, or 18mm spark plugs. KA-7191E also includes a long reach adaptor for 16V and V6 engine. The 445mm hose and quick release connector is included for air input.