Product Description Name: Adjusting Feet Material: Adjusting feet are rubber bottom, the screw is galvanized metal Specification: 41xM8x50x13mm (outer diameter 41mm, thread diameter 8mm, rubber bottom height 50mm,screw length 13mm). Color: black Features: Anti-skid and shock absorption,The product has thick rubber position and strong bearing capacity. Scope of application: Adjust the height balance of all kinds of racks, shelves, railings, tables, chairs, bed legs, machinery and equipment. Note: The rubber feet have a rubber odor, and the thickened bottom can prevent slippage and wear resistance.