Check out military terror v2 Free low-poly 3D model on CGTrader for free. High-quality mesh by lucianoemeka1: 66000 polys, 35000 vertices. PBR, Textured, UV Mapped.
STL (Stereolithography, filesize: 3.19 MB), OBJ (OBJ, filesize: 5.15 MB), FBX (Autodesk FBX, filesize: 2.1 MB)