Kinda looks like the lower brace in your 2nd picture does seem to be a Big Bolt brace. Here's a pic from an ebay offered set of 1-1/2 - 2 Ton front fender braces that looks just like your sample. The extra curve in the brace is clearly evident.
~ Dan 1951 Chevy 3 window 3100 Follow this story in the DITY Gallery "My Grandpa Carl's Truck and How it Became Mine" 1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver) US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)
