Set of 4 heavy-duty adjustable furniture levelers for cabinets, tables, chairs

Adjustable Leveling Feet: 4.4 cm long steel insert with 0.9 to 40.6 cm thread; heavy-duty commercial grade 4.4 cm diameter, 1.27 cm thick base, and fully adjustable height from 1.9 cm to 4.4 cm for maximum support and adjustability. Heavy-Duty and 598.7 kg Maximum Support: The commercial-grade furniture levelers, T-nuts, and threaded inserts are made of steel that supports over 150 kg per foot, so a set of four can support furniture weighing up to 600 kg. For All Floors: Universal nylon bottom that works on all floor types, such as hardwood, tile, and carpet. Comes with a separate, high-density, thick felt pad for hardwood floors to protect them from scratches or harsh noises. Large, heavy-duty furniture leg levelers: easily level furniture in offices, restaurants, schools, or cafes to the same height. They raise your furniture and help it slide smoothly. Easy installation: For furniture legs with an existing 3/8"-16 thread, simply screw in the leg leveler to adjust the height. Or, pre-drill a 1/2" hole and insert the T-nut for a universal installation, screw in the leg levelers, and adjust to the desired height.