Extension Ladder Material Fiberglass Industry Ladder Size 24 ft Extended Ladder Height 24 ft ANSI Type IAA Load Capacity 375 lb Adjustable Increments 12 in Bottom Width 18 in HyperLite Series Rail Type Non Conductive Shoe Design Sure-Set(TM) Rung Shape Step Closed Height 12 ft 7 in Section Length 12 ft Rung/Step Spacing 12 in