This aluminum manifold set includes 90 degree Snap-N-Seal couplers. Other features include extra access port for vacuum line, extra large sight glass for visual check of refrigerant and gauges can be calibrated to maintain accuracy. The item "Mastercool Air Conditioner Charging and Testing Manifold Gauge Set with Hoses" is in sale since Friday, March 6, 2020. This item is in the category "Business & Industrial\HVAC & Refrigeration\HVAC & Refrigeration Tools\HVAC/R Gauges & Probes".The seller is "rakk_39" and is located in San Gabriel, California. This item can be shipped to United States.