Made of cold-rolled steel, the solid cover plate is 2.2 mm thick, with a thickened section to 3.6 mm for durability. The bottom includes a rubber pad for anti-slip and light shock absorption to reduce noise during use. Part of the structure is stainless steel to enhance corrosion resistance and service life. Available specs include 8 cm (80-120 mm), 12 cm (120-180 mm), 18 cm (180-300 mm), 25 cm (250-420 mm) and other specifications. Color options are white and matte black. Functions and compatibility - Ideal for cabinets, wardrobes, sofas, beds, coffee tables, bathroom cabinets and other furniture. - Height adjustable by rotation for easy leveling on uneven floors or surfaces. Installation and use - Simple installation with self-tapping screws; no professional tools required. - Height can be adjusted by rotation; avoid setting too high to preserve load-bearing capacity and stability. Use scenarios - Level a kitchen cabinet on an uneven floor to prevent doors from sticking. - Stabilize a sofa or bed to reduce movement on hard or slippery floors. - Level a coffee table or bathroom cabinet to eliminate wobble on uneven surfaces.