The Guardian Fall Protection "Patented Ladder Dolly" is designed for single worker use and reduces the carrying weight of ladders up to 90-percent. The dolly attaches quickly and easily to most ladders and secures with one bolt, clip, or adhesive. This product reduces work fatigue and increases productivity and in its edge-mounted position it allows for easy storage. This is the light-duty model of the ladder dolly with 6-Inch diameter wheels.