The Little Giant 10303 Model 22 Type 1 19-Foot Boxed Ladder is the greatest in strength, safety and versatility. The 10303 has a stepladder height of 5-Feet and can extend approximately 9-Feet tall in 1-Foot increments in the A-Frame orientation. When used as an extension ladder, it is equipped with got a height of 11-Feet and adjusts as much as 19-Feet tall in 1-Foot increments. The 10303 ladder's adjustable legs allow it to be used properly on stairs, ramps, curbs, docks or other uneven surfaces. It iis made out of heavy-wall, 6005-T5 aluminum, the very same material made use of in aerospace development, making it ultra-strong whilst staying light and easily transportable. It features are as follows: Made in the USA Government rated to support up to 250-Pounds; Adjustable lege for steady use on stairs, curbs ramps and more; OSHA ANSI A14.2 compliable Heavy-wall aircraft-grade aluminum construction.