The Ancra International Trailer Access Steps are designed for van trailers or straight trucks with a 40" deck height. These steps are durable and designed to be permanently mounted under a trailer door. The steps can hold up to 350 lbs and are built with an anti-slip surface and self-cleaning design. Available as a two-step or three-step unit with a yellow powdercoated finish for safety or galvanized zinc finish for corrosion resistance.