About this item This image is for reference only. Before buying, please make sure that the product is suitable for your motorcycle. The shock absorber is made of high-materials, high-parts, high strength and durability, fully loaded and safe to install. Stable and reliable performance: The shock absorber has been tested many times by senior experts to select the best production plan, which is produced by a very compact machine. The suspension legs provide a smoother ride and better shock absorption management. Easy to install, professional installation is recommended. High-materials: The rear shock absorbers use high-materials. The made rear shock absorber is not easy to break and is very durable. Color:310mm Round Features: * Durable and high quality. *Perfectly replace your original one. *Professional installation is recommended. * Suspension damping struts can provide smoother driving and better overall damping management. Stickers: Have Eye to Eye Center( Hole Distance): 320mm / 340mm / 360mm Spring Width: 6.5cm(2.56inch) Spring Diameter: 7 mm (0.27 inch) Loading: about 90lbs / one piece Type: Adjustable Rear Air Shock Absorbers ( Suitable for different weightgroups) Fitment: For Most of Motorcycles and ATV. interfaces: “Fork” and “Round” two kinds Package includes: Only 1 pcs .If you need one pair, please order two pcs Note: If you have any questions, please feel free to contact us. Before buying, please make sure that this product is suitable for your motorcycle. By adjusting the shock absorber active joint. The length of the shock absorber can vary within a certain range. This type of motorcycle shock absorber is designed to reduce the vibration caused by rough roads.