12 ft Alternating Tread Stair Ladders | DockLaddersDepot.com
Werner 12 ft. H Fiberglass Step Ladder Type IA 300 lb. capacity - Ace Hardware
Giantex 7-in-1 12 Ft Tall Folding Step Ladder, Max Load 330 Lbs, Lightweight Multi-Purpose Aluminium Ladder with Safety Locking Hinge, Heavy Duty Straight Ladders with Anti-Skid Texture for Home - Amazon.com