35lb (25-50lb) High Pressure Grease Pump Assembly; w/ rubber ringed follower plate Portable Air Operated High Pressure Grease Pump for 35lb pails(5 gallon) 50:1 High Pressure double acting Grease Pump; Includes: Air Nipple, Quick Disconnect Air Coupler, Control Valve, 6ft Hose, Follower Plate, Cover Follower Plate w/ rubber outer ring for Conical 35 lb(5 gallon) Pails; Unit has Height Adjuster to fit 25 to 50 LB Pails