The Little Giant Revolution is 20 percent lighter than any comparable 136kg working load multiuse ladder. The Revolution several new patented features: the Quad-Lock hinge and the easy-to-use Rock Locks for quick adjustment. The Revolution Model 22 can be used in 33 unique configurations, as an A-frame, extension, staircase and 90-degree ladder, and as a trestle-and-plank scaffolding system. The Revolution wide-flared legs and aerospace-grade aluminum construction provide an unmatched feeling of safety and stability. The Little Giant Revolution is rated Type IA to hold 136kg working load on both sides.