Lincoln Pneumatic Grease Pump Assembly for 25-50 lbs Grease pails. Includes gasket and vent in lid Assembly to make the unit completely dust proof, leak proof and spill proof. Ideal for use in all types of weather, container is rust proofed and finished in Lincoln red. Bare Pump LIN-83513, Drum Cover LIN-90656, Delivery Kit are all included. Follower plate is a recommended accessory (LIN-84775).