Looking for m134 minigun? Get this 3D model from carlosfuentes5 via CGTrader for $200. Technical specs: 1000000 polygons, 1000000 vertices.
OBJ (OBJ, filesize: 105 MB), MA (Autodesk Maya, filesize: 22.9 MB), STP (STEP, filesize: 17.8 MB), MAX (Autodesk 3ds Max, filesize: 39.2 MB), FBX (Autodesk FBX, filesize: 5.89 MB), ZTL (Zbrush, filesize: 16.5 MB)