Cotterman® deep-top steel rolling ladder allows users to work comfortably on the extra-deep top platform. Features Delrin® bearing casters that let you roll this ladder where it’s needed, and the foot-activated lock step keeps it in place, helping to prevent injury due to accidental rolling. Steps measure 24"W x 7"D; platform measures 24"W x 20"D giving you plenty of space to work comfortably. Serrated, open grip tread allows liquids to drain quickly. For oily, wet, or outdoor environments. Provides maximum slip resistance in most environments. 450-lb. load rating. Gray powder-coated finish. Assembled.Note: A Cal/OSHA compliant unit may be substituted for ship to addresses into the State of California.