Crafted from premium steel, this lift is both and rusts resistant, with smooth Elevations and a Quiet Operate that enhances user comfort unparalleled with our high strength spring, designed to provide stable backing for your chair with impressive load capacity of 250N/300N upgrades your chair with this essential furniture accessory, ensuring a simple blend of functionality and ergonomic designs Ideal for professional who spend long hours at their desks, this product caters to those prioritizing comfort and health in their work environment Perfectly suited for use in offices and home study areas, our spring ensures your seating arrangement best throughout the day