About this item.High quality materials: Our base adjustment screw is made of high quality ABS plastic. It will not damage the floor or generate any noise when in use. Threads are durable stainless steel, M8 threads. The posts are electroplated to ensure that they won't rust and can be used for a long time.Adjustable angle and height: our furniture jack legs have a swivel base, which can tilt the base to help you maintain the balance on uneven ground, and you can also adjust any height of the base according to your needs.Anti-noise and protect the floor: Sturdy Adjustable Furniture Feet reduce frictional resistance, so as to effectively protect the floor during movement, prevent scratches and reduce high-pitched noise.Large load-bearing capacity: Adjusting screws can bear the weight of up to 300 kg, suitable for heavy furniture or machinery to move along the floor easily, thus avoiding damage to the floor by lifting the machinery.Multi- use: the adjustable furniture screws are suitable for all kinds of steel furniture, such as tables, stools, chairs, various mechanical equipment, fitness equipment, brackets, TV cabinets, shelves, beach chairs, etc., is a great accessory for DIY products.