Len. = Overall Length
Len. = Overall Length
| Model Code | Model Description |
| AA | Overall Length:10 ft [Min], 20 ft [Max], Extended Length:17.000 ft, Step Depth:3 1/4 in, Step/Rung Shape:D-Rung, Base Section Width:17 11/16 in, Fly Section Width:16 11/16 in, Wt.:45 lb |
| AB | Overall Length:16 ft [Min], 32 ft [Max], Extended Length:29.000 ft, Step Depth:3 5/16 in, Step/Rung Shape:D-Rung, Base Section Width:17 11/16 in, Fly Section Width:16 11/16 in, Wt.:72 lb |
| AC | Overall Length:18 ft [Min], 36 ft [Max], Extended Length:32.000 ft, Step Depth:3 5/16 in, Step/Rung Shape:D-Rung, Base Section Width:19 1/16 in, Fly Section Width:17 13/16 in, Wt.:108 lb |
| AD | Overall Length:20 ft [Min], 40 ft [Max], Extended Length:35.000 ft, Step Depth:3 5/16 in, Step/Rung Shape:Round, Base Section Width:19 1/16 in, Fly Section Width:17 13/16 in, Wt.:110 lb |