Lincoln Pneumatic Grease Pump Assembly for 25-50 lbs Grease pails. Steel Cover has 3 thumb Screws to Clamp securely to any original 25-50 lbs. refinery container. Carrying handle provides easy portability. Follower plate is provided and assures positive prime at lowest temperatures. Bucket is not included. Delivery Kit includes Hose and LIN-740 Control valve.