The following 3D model is known as "Cuban Ring 3D print model shop" and is associated with author "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
STL (Stereolithography, filesize: 28.2 MB), OBJ (OBJ, filesize: 475 MB), 3MF (3D Manufacturing File, filesize: 2.57 MB), MP4 (MP4, filesize: 4.09 MB), 3DM (Rhinoceros 3D, filesize: 17.6 MB)