It's funny.
You acknowledge the PLCAA, yet continue to blather on that the industry can be sued. This law shields manufactures from most liability and negligence claims.
You say there is no such protection, then you say oh, wait, the protection they get is gooooooooood?!?!?!?
Which is it?
https://www.thenation.com/article/this-bill-would-strip-legal-immunity-from-the-gun-industry/