Tilt Control Mechanism Replacement Office Chair ?5.5'' X 5.5'' Mounting Holes How to Remove an Office Chair Tilt Control Mechanism? 1.Use short screws to install the upper ring onto the cylinder to ensure it can slide along the cylinder. 2.Secure the lower ring onto the cylinder using short screws to ensure a snug fit and prevent slipping. 3. Next, tighten the two long screws on the bottom ring. These screws will push up the top ring and lift the disassembly tilt control. 4.To prevent the air pole from repeatedly sinking, please remove the top ring and install it at the bottom of the cylinder. Product Features 1.Office chair tilt control- Our office chair tilt control is made with high-quality materials,Including thick steel frames and welds, and can support up to 500-600 pounds. It is suitable for use with most game chairs, administrative chairs, and office transfer chairs. 2. Before ordering,It is important to consider the size of the installation hole. Our chair mechanism is 2.3mm thick. 3. Easy to disassemble ---Our tilt control is easy to disassemble and adjust, and includes all the necessary tools ?using this tool set to replace the tilt control and replace many years sinking gas cylinder 4. The tools attached to the inclined control can suitable for all height adjustment cylinder chairs, and can help prevent repeated sinking. Before installing the regulator, Please adjust the required chair height before installing the regulator. 5. By choosing our product, you can ensure quality and save money by repairing your office chair or game chair instead ,We are committed to your satisfaction and provide everything you need for a hassle-free replacement of your tilt control. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!