Every one of these Northwood Nash travel trailers are built off-road tough! From the Northwood custom built chassis that has been independently tested and certified to the bonded roof truss system, the easy lube axles, and shock absorbers. The one piece laminate fiberglass walls, the structural joints reinforced with steel Hurricane plates, and the 5/8" T & G plywood decking ensures these units will hold up through any adventure. The interiors are also built sturdy with the dual rack and pinion ram slide room, the ultimate durability floor structure with commercial grade linoleum with a 20 mil surface, and the custom built cabinetry with a face frame construction that is mounted to the wall and ceiling. There is also a long list of standard features to make your next camping adventure a great one!