$4.99 Ancient Stone Gate or Portal Low-poly 3D model by snowforge. Available on CGTrader with 1486 polys. Check it out on CGHub.
STL (Stereolithography, filesize: 49.9 KB), OBJ (OBJ, filesize: 74.5 MB), PNG (PNG, filesize: 149 MB), FBX (Autodesk FBX, filesize: 74.6 MB), BLEND (Blender, filesize: 75.7 MB)