Two questions:
1) Are the stock painted hubcaps for '57-'60 Chevy trucks the same size for both 6 lug 15" and 16" wheels.
2) Also, I've seen 6 lug 15" wheels with 3 tabs and some with with 6 tabs to hold the cap. Why the difference.

As always thanks for your knowledgable help - Al


1958 Chevy Apache 3200