Easy on your back and easy on surfaces; the Rotacaster Stair Climbing hand truck minimizes the effort to move up or down stairs. Multidirectional Rotacaster wheels provide excellent maneuverability on landings or while transporting a load. Incorporated within the Stair Climber wheel set are non-marking polymer covers to pretect walls and stairs. The Rotacaster wheel has non-marring, durable polyurethane rollers.