$6 Ultimate USSR Tank Shells Vol 1 Low-poly 3D model by Maccnificient-Macc. Available on CGTrader with 6000 polys. Check it out on CGHub.
STL (Stereolithography, filesize: 165 MB), OBJ (OBJ, filesize: 165 MB), FBX (Autodesk FBX, filesize: 165 MB), GLTF (glTF, filesize: 165 MB), BLEND (Blender, filesize: 165 MB), TEXTURES (Textures, filesize: 165 MB), PNG (PNG, filesize: 165 MB)