Hasn't this sort of been covered before?
Yeah, in 2009
Lol I almost replied to that thread too until I saw the warning that it was old as hell.
Was just gonna say, looking at the close up of that Thomson on the first page; WOW that receiver is OPEN.You can clearly see the chamber, feedlips and feed ramp from the outside. How did that thing not jam constantly from dirt in the action?