All ladders meet or exceed requirements of ANSI . All ladders meet all OSHA requirements.
Full size rails on all sides.
Massive 11 gauge on type 1A steel braces at all critical areas. 14 gauge on type 1 Steel semi tubular rivets, much stronger than aluminum. Gold zinc plating on all steel hardware. All 4', 5', 6', 8' doubles feature unique center pull spreaders brace. F100, F1A and FD1A Series, are manufactured by ABSS Mfg. Co., Phoenix, Arizona 85017, a S.L.C. affiliated company.