The Road Dragon by Modern is the easiest way to smooth your driveway. Absolutely excellent for filling potholes, washed areas, low spots, washboard areas, and recovering gravel. Manicure your roadbed while putting the crown back on your driveway to help shed water and reduce gravel expense. Quality built hot dipped galvanized frames for years of trouble-free use. Hot-dipped galvanizing always extends the life of your investment.