Hey, I saw these racing around a parking lot the other night, and they look pretty fun. I was looking on ebay, and found out that they are much cheaper than i thought.
http://cgi.ebay.com/ws/eBayISAPI.dll...category=19168
http://cgi.ebay.com/ws/eBayISAPI.dll...category=19168
http://cgi.ebay.com/ws/eBayISAPI.dll...category=19168
Are those good ones? What should I look for? Thanks