Tank kv-2 Low-poly (Polygon mesh 3D model) is available on CGTrader for $5. Original author: damacha. Specs: 1 polys, 1 verts.
STL (Stereolithography, filesize: 2.22 MB), OBJ (OBJ, filesize: 3.05 MB), ABC (Alembic, filesize: 980 KB), BLEND (Blender, filesize: 5.23 MB), DAE (Collada, filesize: 4.27 MB)