Size Information: The gas spring shock absorber strut measures approximately 36cm/14.17 inches in extended length. For detailed size information, please refer to the product images. Wide Application: Suitable for a variety of seating options, including recliner chairs, office chairs, and lifting swivel chairs, our hydraulic gas lift cylinder rod versatile functionality. Professional Accessories: Our office chair cylinder replacement features a gas cylinder spring shock mechanism, perfect for recliner furniture and other office furniture accessories. Direct Replacement: This gas cylinder spring assembly is a direct replacement for your damaged or worn-out parts, ensuring your chair functions like new again. Easy Installation: Replace faulty parts in just a few minutes with our easy-to-install gas cylinder. No professional help needed-get your chair back in working order quickly and effortlessly.