AC 4 Way Diagnostic Tool Kit for AC Manifold R12 R22 R134A R410A with AC Charging Hose, Tank Adapters, Quiack Couplers

4 Way Diagnostic Manifold Gauge Set for Air Conditioning R134A, R410A, R12 and R22 Blue Gauge (Low): 0-550 PSI, Red Gauge (High): 0-750 PSI; RST Pressure: 4000 PSI, Maximum Working Pressure: 800 PSI Includes 4 extra long 60" load hoses, 4 colors for easy recognition, Red for high pressure, Blue for low pressure, Yellow for refrigerant bottle, Black for vacuum pump.