Stepladder, Material Aluminum, ANSI Type II, Ladder Height 4 ft, Load Capacity 225 lb, Number of Steps 3, Base Spread 27.6 in, Bottom Width 17 15/16 in, Step Depth 3 in, Step Tread Ribbed, Series AS4000, Standards ANSI, OSHA Compliant, Rung/Step Spacing 12 in