I bought a set a while back, yes at that time I spent $400, but that was 8 years ago. Here is the item with today's price. What I like about them is that the tires don't need to be on. http://www.nationaltoolwarehouse.com/xq/asp/N.Car-Dolly-Pair/PID.OTC-1572/pr odid.93534/TID.%7B460EE0EE-B96B-44A2-8505-0F3DCEAF9817%7D/qx/product.htm