Goplus 4 Tire Wheel Dolly Vehicle Car Auto Dollies Repair Moving Diamond Black Tire Skate Heavy Duty All Metal ConstructionThese commercial quality skates feature top grade steel. Super strong quality with stable structure makes large load capacity up to 1,000 lbs each. Powder coated, durable and firm, ready to handle tough jobs and environments. Easy One Person OperationOur tire wheel dollies are easy to assemble and one person operation available. Smooth universal wheel makes it easy to operate on rough and smooth surfaces. One person can easily handle and move a 3 ton vehicle. Safety Rails and handleEach dolly has double side safety rails to keep tire in place when moving. It also can be used as a handle for easy carrying and storage (hanging available). Utility and FlexibilitySuitable for workshop tool collection and garage use. 23.8" x 15.4" large size, 4 heavy duty all metal multi-directional swivel caster wheels makes it possible to move and position cars, trucks and other light vans quickly and easily in confined spaces. "U" Shape DesignAllows for greater stability and versatility in moving cars, boats, trailers, etc. Perfectly fits to almost anything round or cylindrical.