This furniture leveling foot features an adjustable matte black design, with T-nuts and threaded inserts made of high-quality steel, capable of supporting up to 330 lbs. per leg. The set comes with 10-pieces, usually 8 are sufficient for 2-chairs, with the extras kept as backups. The leveling foot is flexible and adjustable, equipped with a 1.75 in. steel insert and a 3/8-16 in. thread, allowing easy adjustment of furniture height. Installation is straightforward, compatible with existing furniture legs with 3/8 in.-16 threads or by drilling a hole and inserting the universal T-nut, then screwing in the leg straightener to adjust to the desired height. The universal nylon base is suitable for all types of floors, and comes with a separate high-density thick felt pad to protect hardwood floors from scratches or loud noises. Whether it's a dining table, chair at home, or a cabinet, plant rack in the office, our adjustable leg levelers offer a quick solution without compromising the appearance of your furniture.