So what was this guy, a firearms geek machining these things and selling them? Looks like a simple part.

https://www.ksat.com/news/local/202...sted-in-poteet-bcso-says/?outputType=amp


"...if the gentlemen of Virginia shall send us a dozen of their sons, we would take great care in their education, instruct them in all we know, and make men of them." Canasatego 1744