The 4pcs Leveling Feet 10mm x 20mm by Seville Classics is a set of four leveling feet designed for use with 4-tier steel shelving units. These feet, made by the reputable brand Seville Classics, provide stability and support for the shelving units, ensuring they are level and secure. Perfect for use in a business or industrial setting, these leveling feet are essential for maintaining organized and well-organized storage solutions.