Designed for the professional contractor, the KPro KMT-22 21ft Multi-Position Ladder is versatile and easy to transport. The telescoping design allows the ladder to be used in 4 different positions -- twin Step Ladder, stairway Step Ladder, extension ladder and as 2 scaffold bases. In the Step Ladder mode, the multiladder can be used for one or two person jobs with a duty rating of 300 pounds per side. The feet are slip resistant and the ends of the ladder are flared for firm support. Smooth curved rails allow for comfortable climbing. With its many uses, this ladder may fit all your climbing needs.