Portable Grease Pump with Gun Air Motor Size 3 In. Fits Container Size 120 lb./16 gal Drum Volume per Minute 4 lb. Pump Ratio 50 1 Consumption @ 100 PSI 21.6 cfm Max Pressure 9000 psi Air Inlet 1/4 in FNPT Grease Type NLGI #1 2 Hose Length 13 ft. Material Nitrile Rubber and Steel Drum Cover Dia 15-1/8 In. Tube Dia 1-1/4 In. Application Ideal for Transfer Grease in High Volume and Long Distance