The Rolling Step Ladder with Hand Rail -4 Step makes any task easy! This step ladder is set on locking wheels, allowing you to move it from place to place with ease.What happens when you take a sturdy ladder, and add casters? The result is the handy 4 step Rolling Ladder. Just push it around with a hand or foot then climb on up. The hand rail keeps you thinking of safety first! Welded, high-tensile aluminum construction. ANSI and OSHA compliant with a 300lb. load rating. Weight-activated retractable casters. Can be collapsed for storage. Aluminum. Weighs approximately 30 pounds.