M48 Patton Tank (Polygon mesh 3D model) is available on CGTrader for $39. Original author: furniture3dmodels-dot-com. Specs: 1 polys, 1 verts.
MAX (Autodesk 3ds Max, filesize: 70.8 MB), OBJ (OBJ, filesize: 36.2 MB), FBX (Autodesk FBX, filesize: 84.9 MB)