High quality materials: Our base adjustment screw is made of high quality ABS plastic. It will not damage the floor and generate no 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 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 as needed. 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: 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. Adjustment Screw - adjust any height of the base according to your needs and put all the feet on the same level by equipping them with a height! Feature: --- Designed to stabilize your furniture or machinery with adjustment screws --- Can be adjusted to any angle and any at any height, which can tilt the base to help you maintain balance on uneven ground --- Large load-bearing capacity, Adjusting 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</ p> Features: Name: Uni-Fine Adjustment Screw Material: steel Colour: black Base- Ø: 60mm Height: 50mm Package included: 4 x Set Screws. Note: The data is all manual measurement, please please allow 1 - 3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received Shipping Quantity: (according to the main image)