Werner; Platform Twin Stepladder; Series 7400, Type IAA, Duty Rating; Ladder Height: 12 FT; Platform Width: 7-1/4 IN; Platform Height: 14-7/8 IN; Base Width: 35-1/2 IN; Spread: 79-7/8 IN; Material: Fiberglass; Tread: 3 IN Wide; Load Capacity: 375 LB; Rail: 3-1/8 IN Front Wide X 1-7/8 IN Rear Wide; F