This is a custom built heavy duty aluminum trailer with a rugged cover. It has built with tie downs and 3 wheel anchors (which can be moved to accommodate). Interior measurements are: 16.5 ft. long x 83in. W X 8ft. H. LED lighting inside and out, 2 12V winched for lowering/raising the ramp and loading either an aircraft or other 3-4 wheel vehicles. Large battery box (no battery included) and 12V-110V power inverter. Wired to be able to hook up to tow vehicle to charge battery while either driving or parked (requires standard 110 male plug on vehicle). Tandem (2 x 1500 lb. rated) axles. Approximate mileage is 5,000.