Manifold Gauge with 3 colors Hoses 1. R134a Coupler Low Flow & High Flow 1. Free Air Displacement: 4 CFM. The item "Manifold Gauge set Combo 4 CFM Air Vacuum Pump HVAC + R134A Kit AC A/C" is in sale since Sunday, April 19, 2020.This item is in the category "Business & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\HVAC/R Gauges & Probes". The seller is "urban77777" and is located in West Covina, California. This item can be shipped to United States.