This heavy-duty leveling foot set includes 4 thick-gauge plated steel support feet, providing stable support and precise leveling solutions for various types of furniture. Each foot is equipped with a 3/8"-16 specification adjustment shaft, with the height flexibly adjustable within the range of 0 to 2.5 inches. Combined with the freely rotating base design, it easily copes with uneven floor problems. The polyethylene protective cap at the bottom not only protects the floor from wear and tear but also effectively blocks moisture intrusion.Adopting an L-shaped mounting bracket design, it cleverly transfers the furniture's load to the leveler instead of the fixed screws. The 7/16-in. wide load-bearing ledger can be hooked on the bottom edge of the furniture, further enhancing support stability. Each leveling foot can bear a weight of up to 330 pounds, and the total load-bearing capacity of 4 feet used in combination is as high as 1320 pounds, which is sufficient to support various heavy furniture. The set thoughtfully comes with a 5mm hex wrench for easy fine height adjustment, and also includes 16 installation screws. The complete set of accessories easily meets the installation and leveling needs of various furniture such as tables, cabinets, workbenches, and bookshelves.