Features & Benefits Complete Packaged SystemAssembleAdd 55 gal. Oil DrumConnect to Air SupplyReady to Dispense and Meter Oil Volume per Minute: 6 gal.Pump Ratio: 3:1 Consumption @ 100 PSI: 11 CFM Drum Cover Dia.: 26" Air Inlet: 1/4" npt Material: Steel Country of Origin subject to change: United States