49.5'L x 8'W x 7.5'H, steel, triple 7000# torsion axles, walls, ceiling and floor insulated, twin 12V 40K BTU furnace, 7000W Onan Genset generator with 30 gl in frame fuel tank, dual 65# LP tanks mounted under floor, alum spoke wheels, 12V electric hydraulic landing gear, ramp door, rubber coin flooring, overhead trolley with winch for sled, roof deck with ladder, electrical levelers. Upper and lower cabinets with work counter. Stored in shop when not in use, excellent shape. We used for sled and car racing. Ready to hook on and go!