Kaufman Trailers 15000 GVWR Landscape Gooseneck Trailer is built with heavy duty features for the professional landscaper. There is a 5" channel main frame with channel cross-members on 16" centers. The uprights and top rails are 3x3x3/16" angle. The gooseneck tongue is made of 8" channel with an adjustable gooseneck coupler. A heavy duty 12K drop foot jack, toolbox with lockable lid, and heavy gauge diamond plate fenders are included. Running gear is 7,000 lb. 8 lug axles with heavy duty slipper spring suspension with 16" radial tires. A treated wood floor is standard and there is a dovetail with a heavy duty split spring assist gate that is capable of loading a 10,000 lb. skid steer or mini excavator. The sealed modular wiring harness with lifetime LED lights is in an enclosed tubing tailboard. This heavy duty 15000 GVWR landscape gooseneck trailer is truly a great long term investment for the professional landscaper.