ATD TOOLS, 11 Diameter, Steel Follower Plate, Heavy-Duty, Red The ATD TOOLS ATD-5282 solid steel follower plate is designed for use with straight-sided 35 lb. (5-gallon) pails of grease. This durable follower plate ensures consistent grease flow and prevents air pockets, optimizing the performance of grease pumps and minimizing waste. Its robust construction and precise fit make it a reliable addition to any heavy-duty lubrication setup.