- New
958-1 is an Atlas two-way graduated level designed to help level RVs, trailers and other camping units. Its graduated markings indicate how many inches of elevation are needed to bring the unit into position, providing a quick visual reference during setup. The level features a durable black plastic construction, a clear glass vial and a self-adhesive backing for installation. The published dimensions are 3-3/4" x 1-3/8", and the product is supplied two per package.