Werner; Platform Twin Stepladder With Casters; Stockr's Ladder; Series Pt6000-4c, Type I, Duty Rating; Ladder Height: 8 Ft; Platform Width: 12-3/4 In; Platformheight: 22 In; Base Width: 29 In; Spread: 80 In; Material: Fiberglass; Tread: 3in Wide; Load Capacity: 250 Lb; Rail Length: 10 Ft; Rail: 3-1/8 In Wide; Flange:1-1/8 In Wide; Approx. Cu. Ft. Per Unit: 23.400