Blue gauge (low): 2-1/2" diameter, 0-500 PSI Red gauge (high): 2-1/2" diameter, 0-800 PSI Includes 3 color-coded 43 Long Hoses; (Red Hose 4000PSI/800PSI; Blue/Yellow Hose 3000PSI/600PSI) Ideal for R134A, R12, R22, R22A, R404A, R410A etc. The item "3CFM 1/4HP Rotary Vance Air Vacuum Pump HVAC A/C Refrigeration Kit R134A R12 R22" is in sale since Thursday, January 24, 2019. This item is in the category "Business & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\HVAC/R Gauges & Probes". The seller is "2016yaetek" and is located in Walton, Kentucky. This item can be shipped to United States.