The LeCarra wheels use way better billet aluminum cores that do not bend like this junk that is being peddled by Pontiac restoration houses. Sure the Lecarra wheel is in leather and has a stitching on the grip at 5 o'clock, but if you can't find a good used Formula wheel (plenty exist in 1976 and newer grip size), this is the safe (and smarter) way to go:
https://www.jegs.com/p/Lecarra/Lecar...62685/10002/-1