Here's some but they are not standard wire or spoked...just metal....the largest one I've found so far is 7-7.5 inches like the one you had in the pic...
Haha, Thanks! That big one is what I was looking for! Yeah, It's hard to even find pictures of the larger wheel! It's so sad to see people buy these baby hamsters that are about 3 inches long and then buy the 6 inch wheel, and then have the poor thing try to run on it when it grows up.
When searching wheels though, I thought this was funny: