Shop Nilight Fuel Pressure Gauge Tester Kit with Quick Connected Hose, 0-100 PSI Fuel Pressure Tester Tool with 6.30 7.89 9.49 Fuel Line Fittings, 4PCS in high quality. Accurate easy readings gauge up to 300 PSI/20BAR with different sizes rotary and push on connectors, quick installation with M10, M12, M14, M16, M18 adapters for wide applications. The extra spark tester helps check the condition of the ignition system quickly.