21 ft. A frame stepladder
21 ft. a frame stepladder by Little Giant Company. 300 lb. rating. Where other ladders fall short, the SkyScraper from Little Giant goes above and beyond. The SkyScraper is indeed the world's tallest a-frame ladder making ceiling-height work simple and safe. The SkyScraper is perfect for churches, auditoriums, gymnasiums and other industrial applications. Min. a frame height is 11 ft. and it weighs 103 lbs.