LEGO Full Semi/Auto MAC-10 By Kevin183 from BrickLink Studio
Lego SMG-11 (MAC-11) from R6:S I decided to build overnight (Credit to Jim's LEGO Guns on YT for the model and tutorial) : r/lego
LEGO Full-Auto SMG-11 [Instructions for sale] Rubber Band Gun - YouTube
Amazon.com: Yanscian Uzi SMG Submachine Nerf Gun Model Building Toy kit Set 398 Pcs DIY STEM Toy That Shoots Building Block Brick Military Gun for Kids & Adults Compatible with Lego :
LEGO Full Semi/Auto MAC-10 By Kevin183 from BrickLink Studio
Lego Armory (Firearms, Military Vehicles, Swords, and Weapon MOCS) | Facebook
Are lego renditions of in game guns allowed? [smg-11] with eotech, extended stock + barrel, vertical grip and laser (base gun design by Jim's Lego guns) : r/Rainbow6