Robust chassis and reinforced deck. Box rails under the deck. Strong, removable profiled panels. Automatic rear panel opening mechanism. Rear center spill trap option. (Grain door) Board pockets on certain models. Swivel hitch. (Ball coupler available on certain models) Mechanical jack. Cylinders and hydraulic hoses with quick couplers. Unique conception from the smallest to the largest model. Freight will vary depending on location