High quality materials: Our base adjustment screws are 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 galvanized to ensure they will not 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 according to your needs. Anti-noise and protect the ground: Heavy-duty Adjustable Furniture Feet reduce friction resistance, effectively protecting the floor during movement, preventing scratches and reducing high-pitched noise. Large load capacity: The adjustment screws can support a weight of up to 300 kg, suitable for furniture or heavy machinery to easily move along the floor, thus avoiding damage to the floor when lifting the machines. Multi -Usage: The adjustable furniture screws are suitable for all