Features a lift lever handle, allowing smooth height changes up to 100mm to meet various seating preferences and requirements For workers, home users, and consumers needing a replacement chair base Upgrading your seating with this chair component, ensuring your chair remain secure and comfortable for extended periods Crafted from iron, this chair rotation base ensures long-term resistance to wear, perfect for maintaining chair durability Perfect for use in offices, home studies, and conference rooms, enhancing the comfort of your seating