... be used in a varety of combinations, eg. A-frame, stepladder, scaffold, stairwell ladder, and more... SpecificationModel#WTGJ-602WTGJ-603WTGJ-604WTGJ ... as leaning ladder, stepladder, stairwell ladder, scaffold, standoff ladder, work platform, and work bench, etc;Compact folding ladders in 4 sections with ...