Material: iron, 4 pieces with a load of more than 300 kg Adjustment of various sizes, user-friendly design, selection of various sizes, the bevel support is more stable. It will not shake, and the force is dispersed at the same time, and it will not be crushed by the angle that is too large Reliable and practical, one step in place, excellence, only for your safety, process of ion plating, uniform and no dead ends, durable, corrosion-resistant, smooth and easy to clean Metal material, corrosion and wear-resistant, long service life, rubber floor cushion, multiple specifications, high strength, stylish design, furniture arrangement, make the home more natural and elegant, strong strength, suitable for all kinds of furniture, good bearing capacity, not easy to damage, improve service life A variety of colors to choose from, different colors, different styles