Performance Tool 2-piece wheel dolly sets make storage, service, and restoration easier! With their 1,000 lb. capacity per dolly, you can simply move your car, riding mower, trailer, or more with just a push in any direction. Each dolly features 3 1/2 in. cast iron swivel ball bearing casters and will accept car tires up to 14 in. wide. The overall size of each dolly is 23 1/2 in. x 15 1/2 in. x 5 1/2 in., big enough to help you get the job done in record time.