Fixed Ladder Walk-Thru Included No Exit Side Step Overall Height 12 ft 2 in Overall Width 21 1/16 in Material Aluminum Load Capacity 300 lb Number of Steps 12 Top Step Height 11 ft Rung Dia 3/4 in Rung/Step Spacing 12 in Step Width 18 in Finish Aluminum Standards OSHA and ANSI Manufacturers Warranty Length 1 yr