Universal Design- These plated steel heavy duty leveling feet is perfect for balance - adjustments of cabinets, tables, workbench, support table or shelving units. It also can be adjusted as needed to prevent furniture from moisture and corrosion.Versatile Threaded Legs- Each leveling feet has heavy 3/8-16 (10mm) dia shaft that allow fully adjustable height from 0 to 2-1/2. Free spinning foot design compensates for uneven/ irregular floors. Polyethylene cap protects floors and block moisture from getting to the foot.Smart L-Shape Design - The L-shaped mounting bracket has 7/16 wide ledger, better support your cabinet with the hook onto the bottom edge than standard levelers while supporting directly on the screws. Sturdy commercial quality withstand durability for years of use.Excellent Quality AssuranceCommercial quality furniture leveling feet supports over 330LBs per feet, with a 2640LBs total capacity for all four levelers.They hold up almost all heavy furniture you may have Hex Wrench for Easy Adjustment- 5mm hex wrench is included for easy height adjustment. Package includes 8x leveling feet, 32 Installation screws , 5mm hex wrench.