Its a Yougslove M56.
<br>their updated version of the mp-40
<br>shoots the bottle neck 7.62x25 hot little number.
<br>that day was rattle gun heven. had an mp40 a RPD a skorpian, 2 thompsons an m48 mauser,m 16,SAW
<br>chinese type 56, yougo AK, and a chineese copy of an PPSh.
<br>lots of fun