The Under Car Roller Set of 4 by Pentagon Tools makes it simple and easy to move large and heavy items, including cars, motorcycles, snow mobiles, and more. The curved design of each car dolly perfectly holds tires in place, so you can position your vehicle without fear of rolling. These four furniture movers with wheels hold a combined weight of 6,000lbs and make maneuvering a vehicle weighing 3-tons possible with just one person.