Working pressure (psi) High Side 0-500 PSI, Low Side 0-120 PSI Transparent Hose Length 150cm Thread size 1/4 in. The item "R134a AC Manifold Pressure Gauge Set Automotive Air Conditioning Tool Kit" is in sale since Sunday, June 14, 2015. This item is in the category "Business & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\HVAC & Refrigeration\ Gauges & Probes". The seller is "rhish2000" and is located in , . This item can be shipped worldwide.