Something might be interesting for the knowledgeable type on here. Took the rear fog lights off my project car and the two mounting brackets are different. One is the usual type with folded edges but the other is made from thicker flat steel. Looks to be shaped a bit too nicely to be home made?
Russ
1980 TR7 Sprint DHC
Dursley
UK
http://tr7russ.blogspot.co.uk/