Desert minigun Low-poly 3D model is available on CGTrader for $50. Original author: haridon. Specs: 7506 polys, 8475 verts.
OBJ (OBJ, filesize: 2.22 MB), TEXTURES (Textures, filesize: 194 MB), PNG (PNG, filesize: 194 MB), FBX (Autodesk FBX, filesize: 9.08 MB), BLEND (Blender, filesize: 13.3 MB)