bonspeed wheels 20x12?

http://www.streetsourcedistributing.com/store/AddCart.asp?ProdID=%7BFA1E8AC8%2DEE0C%2D433B%2D9ABC%2DAED21B7D4989%7D

in the scroll down size selector it shows a 20x12?

do they seriously make those? what tire would you put on it? do they make a lo pro for that wide of a 20?