High-quality materials: Our base adjustment screws are made of high-quality ABS plastic. It will not damage the floor or generate any noise when used. The threads are made of durable stainless steel, M8 threads. The posts are galvanized to ensure that they do not rust and can be used for a long time. Adjustable angle and height: Our furniture feet have a ball joint base, which can tilt the base to help you maintain balance on uneven ground, and you can also adjust any height of the base according to your needs. Anti-noise and protect the floor: Heavy-duty adjustable furniture feet reduce frictional resistance, so as to effectively protect the floor during movement, prevent scratches and reduce high-pitched noise. Large load capacity: The adjustment screws can bear a weight of up to 300 kg, suitable for heavy furniture or machinery to move easily along the floor, thus avoiding damage to the floor when lifting machinery. Multi-use: Adjustable furniture screws are suitable for all kinds of steel furniture, such as tables, stools, chairs, various mechanical equipment, fitness equipment, racks, TV cabinets, bookshelves, beach chairs, etc., is a great accessory for DIY products. Product Description Adjustment Screws - Adjust any height of the base according to your needs and place all the legs at the same level by equipping them with a height! Feature: --- Designed to stabilize your furniture or machinery with the adjustment screws --- Can be adjusted to any angle and height, which can tilt the base to help you maintain balance on uneven ground --- Large load capacity, the adjustment screws can support a weight of up to 300 kg --- Anti-noise and protect the floor --- Suitable for all kinds of steel furniture, such as tables, stools, chairs, various mechanical equipment Specifications: Name: Adjustment Screw Material: steel Color: black Base- : 40 mm Height: 50 mm Package includes: 4 x Adjustment Screws If you have any questions about our product before or after purchase, please contact us. We will be happy to help you and we will reply as soon as possible.