3 Way AC Diagnostic Manifold Gauge Set & 4CFM HVAC Vacuum Pump w/ Leak Detector. 4 Way AC Diagnostic Manifold Gauge Set, Fits R134A R410A R404A R22 Refrigerants. Part number: 21Q6-30500, 21Q6-33401, 21Q6-30104, 21Q6-30105, 21Q6-30400, 21Q6-33400.
eBay