Uhhhm, would this be a MUni?

[Ed Hansen]

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=11757&item=3880163005&rd=1

Found this "Unicycle Tractor" on eBay..... It might be tough to uni-spin, however.

[Seager]

I've seen TONS of tractors like that. It's a standard old tractor, I'm not sure why the seller thinks a single front wheel is that rare.

[brockfisher05]

My grandpa has a tractor like that.BUt I wouldnt call it a muni it does have 3 wheels