The Arnott Industries Air Shock Assembly - MR3857 is a high-quality replacement shock absorber for vehicles. It is designed to improve the overall ride quality and handling of the vehicle by providing better control and stability. This shock assembly is made from durable materials and is built to withstand daily wear and tear. It also features advanced technology to provide a smooth and comfortable ride. The Arnott Industries Air Shock Assembly - MR3857 is compatible with a wide range of vehicle makes and models, making it a versatile and reliable choice for any vehicle owner.