-HI my friends I hope you are well
-this is Egyptian old SMG port said Akaba .
-its local copy of the Swedish Carl Gustaf M/45 submachinegun.

-instal:GTA V\update\x64\dlcpacks\mplowrider2\dlc.rpf\x64\models\cdimages\weapons.rpf\
-you should have last update of simple trainer to spwan It.
-weapon name : compact rifle.
-source: http://www.nexusmods.com/fallout4/mods/12893/?

enjoy :)