[Plastic and Metal Materials] - These adjustable furniture legs are made of high quality metal and plastic, finely machined, durable and easy to assemble. Wear-resistant, corrosion-resistant and rust-resistant. [Adjustable Design] - The furniture legs have thick plastic bases and height-adjustable screws. The adjustable table legs can be adjusted in height as needed. The height of each leg is adjustable by 0.79", allowing the cabinet to sit stably on uneven floors. [Easy to Install] - Installing this bracket from adjustable jack will be quick and easy. It has an M6 screw and a round white plastic base. You can combine it with furniture with threaded sockets. Just screw them onto 4ft furniture. [WIDELY USED] - Office or home leveling feet, for light furniture with threaded rings, for tables, cabinets, chairs, desks and other furniture . It also keeps your furniture away from wet floors and keeps it clean and beautiful. [30 adjustable feet] - The set contains 30 adjustable furniture