2 x Little Giant 14016-001 Alta One Type 1 Model 22-foot Ladder Heavy-wall aircraft-grade aluminum construction Offers multiple configurations, as an A-frame,staircase,extension, 90-degree ladder or as a scaffolding system Complies with all applicable OSHA & ANSI A14.2 standards Rated to hold up to 250 lbs and is lightweight and portable Triple-Locking Hinge