ADJUSTABLE DESIGN: Adjustable support arms to fit the size of the truck, and an adjustable center hook that can be used with a chain link for even weight distribution. INCREASED CAPACITY: Compared to manual lifting methods, a truck box lift can handle heavier loads, allowing for 800 LB capacity and resulting in more efficient transportation of goods. STURDY CONSTRUCTION: Made from heavy duty steel with strong powder coated surface, solid material amplifying strength and sturdiness. Surface treatment provides rust protection, prolongs the lifespan. REDUCED DAMAGE: With its controlled lifting and lowering operation, a liftgate minimizes the risk of damage to goods during loading and unloading. Its versatility also makes it suitable for use on various vehicles such as vans, trucks, and trailers. EASY INSTALLATION: Adjust the lift bracket and hook up your engine lift. Easy to operate.