Lang Deluxe Fuel Injection Pressure Test Set features a 3 1/2” gauge that has a dual scale dial with ranges from 0-100 PSI and 0-7 bar. The Lang Deluxe Fuel Injection Pressure Test Set has a relief valve and 6 ft. of tubing to relieve the pressure and the fuel safely, and also allows checking for sufficient fuel flow. Lang Deluxe Fuel Injection Pressure Test Set also features a 4 ft. gauge-hose and gauge with a hook that can be hung up to free the Technician’s hands, and a time-saving quick coupler connection at the end of the gauge hose that makes a speedy and efficient coupling possible with the adapters. The many adapters, hoses, and fittings cover most fuel injection systems worldwide.