Fitments: Suitable for most 150cc~750cc street bikes, Karting (Go kart), Scooters and Moped Quad (ATV) with shocks of 320mm eye to eye distance Comfortable Riding Experience: Pair of motorcycle rear air shock absorber, up to 330 lbs load provide a smooth comfortable ride for you Adjustable Shock Strength: Comes with adjust tool, can adjust the strength of air shock by yourself, help improve handling and can reduce the risk of bottoming out High Quality: Made of high quality solid steel and aluminum alloy for consistent performance and long service life Easy to Install: We have filled with nitrogen in each air reservoir beforehand before delivery. When you receive the package, you can just install them to your motorcycle and use Package included: One Pair Rear Air Shocks One Wrench One Pair Bushing Note: Professional installation is recommended. Instruction is not included.Fit bikes with shocks of 320mm eye to eye distance. Rear Air Shocks Absorber High Quality: Made of h