Heavy–gauge steel creeper measures a full 40in. long and 18žin. wide (11in. deck pad). Stout 1in. frame with 4–rib underbody support has a 400–lb. capacity. Droprail allows for unrestricted arm and shoulder movement. Padded headrest adjusts to 3 positions for comfort and reduced neck strain. Rolls on 6 heavy–duty, 3in. ball–bearing swivel casters for easy positioning.