Forgive my ignorance but I'm using a cell phone and I can't seem to figure out how to post images. This is a posting I made on reddit Vietnam to try and get information about this gun. The pictures are on this
link
https://www.reddit.com/r/VietnamWar/comments/mcgcf1/looking_for_more_information_on_vietnam_relic_870/?utm_medium=android_app&utm_source=share