We' ve taken convenience to new heights with this 5-in-1 ladder. Whether you need to clean out your gutters or change a picture on the stairs, it adjusts to any position without tools. This 21 foot Cosco multi-position ladder system offers 5 positions as step ladder, 10 heights as extension ladder, 9 positions as stairway ladder, 3 heights as scaffold, and 4 heights as wall ladder. Meets ANSI Type 1A Extra Heavy Duty Industrial Work Load of 300 lb rating.