With a working height of up to ten feet, this four-step rolling ladder has a platform height of four feet, six inches, with a 42 -inch handrail. Made of painted steel, the ladder has a 400-pound maximum load capacity. With a 15-inch platform depth, a 48-inch base depth, 24-inch step width, and a bottom width of 33-inches, this ladder has a blue powder coat finish and complies with mobile ladder standards ANSI 14.7 and OSHA 1910.29.