Don't think you were asking me but here is how I did mine ...

Mount
http://www.etrailer.com/Trailer-Carg...FSWoPAodFUMA5g

and here is the wheel I bought (or close to it)

Wheel
http://www.etrailer.com/Tires-and-Wh...r/AM20532.html


Cover so you don't know it doesn't match
http://www.etrailer.com/Covers/Class...963753479.html

Less than $100 not including the tire. I picked up a tire locally so they could mount and balance.

I'll admit, it does look a little funny (nevermind the funny punks in the boat) when it has to be used ...