6’, 8', 9' or 11' aluminum ladder, OSHA rated 300-lb. Special Duty. • Meets or exceeds ANSI 14.2 specifications. • Composed of aluminum construction frame 31" wide with 6061-grade aluminum base Pylon LockNClimb frame [ASTMB 221 & 308]. • Commercial grade wheels mounted on sides of pylon. • Folding connectors for easy transport and storage. • Rubber padding on back rails and treads protects aircraft surfaces from damage. • Rubber bumpers on side protect ladders from accidental dropping on concrete or pavement surface. • Equipped with two (2) LockNStands to provide durable comfortable for extended standing and a LockNTray [6061 alloy plate [ASTMB 221 & 308]. • Equipped with removable brass feet to allow easier sliding on concrete and/or apron surfaces [ASTM B16/B16M (10) C360HO2]. • “Do Not Stand” stickers placed above safe stand area. • Stickers indicate OSHA/ANSI 14.2 compliance.