Fits 3″ Columns. 24″ Tall. Protect your stored materials as well as shelves and racks. EGA Pallet Rack Post Protectors are an effective and inexpensive way to avoid incidental damage to rack posts, shelving corners, partitions, overhead door track bases, as well as prevent the serious personal injuries that can result from such accidents. Installation is easy. Simply position the pallet rack leg guards around rack posts, shelving corners, partitioning, or track base. Drill proper size holes in floor, and then anchor with 1/2′′ fasteners (not provided).