【1320LBs Max Support】Commercial quality furniture levelers, T-nuts and thread insert are made of steel that Each leg can support 330LBs, so a set of four can support furniture 1320LBs. 【Universal Design】Adjustable leg levelers can be installed on tables, chairs, cabinets, workbench, and so much more, universal nylon bottom that work for all floors such as hardwood/tile/carpeting floors. comes with 8 pcs high density felt pad to protect floor from scratches or harsh noises. 【Adjustable Leveling Feet】Sturdy 1.75” long steel insert with 3/8-16” thread for maximum support and adjustability, commercial quality large base is 1-3/8" diameter 1/2” thick base and fully adjustable height from 3/4” to 1-3/4”. 【Practical & Sturdy】Heavy duty leg levelers easy leveling of furniture at home, office, restaurant, school or cafe. It can support heavy furniture well, raise the height of your furniture, and help you slide your furniture easily , to provide you with effective solutions. 【Easy Installation】Pre-drill a hole with a diameter of 1/2" and a depth of 1-1/2" the furniture leg, then insert the T- nut, screw in the leg levelers and adjust to the desired height. for furniture legs with existing 3/8"-16 thread, simply screw in the leg leveler to adjust the height. leveling feet furniture levelers adjustable furniture feet adjustable table feet adjustable legs adjustable feet for furniture table levelers adjustable leg levelers furniture leveling feet table leg levelers heavy duty leveling feet workbench leveling feet adjustable feet levelers cabinet leveling feet leg levelers