SuperHandy Electric Trailer Dolly Super-Duty 7500lbs Max Trailer Weight, 5500lbs for Boats, 1100lbs Tongue Weight, All-Terrain Wheels Ideal for RVs, Toy Haulers, Car Trailers, and Campers is up for auction in Automotive. The current bid is $531.00, 73% below the $1999.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.