This adjustable ladder can be as an A-frame ladder, trestle-and-plank，an extension ladder, a staircase and 90-Degree ladder. Perfect for replacing light bulbs, repairing roof, decorating birthday parties, painting walls, washing windows, etc. The frame is constructed of a special alloy that makes it lighter than comparable industrial-rated ladder, which makes it easier to move. Widened foot pads have the surface made of non-slip texture, which increases the friction to provide a safer working experience. Wider texture steps than the comparable ladders ensure safety. A push knob for locking the ladder to make the different function position fixed. And the embedded buckle will be automatically locked if the ladder is opened.Made of High-grade Aluminum, durable and tough enough to resist rust and aging and serve you a longer time. Maximum Load: 500 pounds.
