Cragar ss wheels centering, pics included

Carlyle Transportation products is Cragar 800-398-1367, I talked to them this am he said they have been that way for years, as for the shims he says as long as they aren`t bottoming out on the hub it should not present any safety issues,if the metal shim wasn`t there all that would be there is air.Right????????? anin`t this fun
Moe