What do these fit?

[21willys]

http://www.ebay.com/itm/330888757495?redirect=mobile

Anybody have any ideas what kind of rim these would go on? Or what they came on?

 

[R Pope]

They look like the ones I want for my '52 Chevy. They fit outside the stock dog dish caps.

 

[26Troadster]

i was thinking old merc.

 

[Ol Blue]

Kinda look like some old Buick wheel covers I once had, with the centers cut out.

Blue