$9 M134 MINIGUN - Main and Barrel - Low Polygon Low-poly 3D model by tougi. Available on CGTrader with 6956 polys and 3554 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 1.39 MB), OBJ (OBJ, filesize: 927 KB), FBX (Autodesk FBX, filesize: 497 KB)