20′ "D" Rung Aluminum Ladder

Type 1-A features 1-5/8" tempered aluminum flat top rungs, two outside and two traveling interlocking slide guides, heavy duty cast aluminum shoes with thick corrugated rubber. Die-cast aluminum spring loaded gravity locks with nylon-coated steel tongues. 1-1/4" plated steel pulley attached with an aluminum bracket. 5/16" three-strand twisted poly rope.