I picked up this Arsenal SAM5 today. It was made in Bulgaria and converted to sec922(r) compliance by the monkeys at Arsenal in Nevada. It has a milled receiver and is chambered for 5.56x45.
https://i.postimg.cc/SNLgWZdM/SAM5-right-view.jpg
https://i.postimg.cc/m2Wd1xY4/SAM5-left-view.jpg