1. Material: stainless steel, anti-corrosion and anti-rust, the thickness is 1.3cm, the maximum load-bearing capacity can reach 200kg, not easy to deform 2. This practical and easy to install system can be used for various applications such as furniture, cabinets, tables, boat seats, mobile homes and caravans. 3. There are soft rubber feet on the bottom, which should prevent it from hurting your table, which is perfect. Free spins and looks great 4. Maintenance: This product is based on the principle of metal bearings. For normal use, please regularly add oil to where the steel balls are placed (light oil can be used). 5. Good processing, good glide and perfect drilling. Use it to make a monitor swap station in the tech support department, perfectOur products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it