O Ring Vedabras 13057 (Polygon mesh 3D model) is available on CGTrader for $2. Original author: BianchiStore-Official. Specs: 6364 polys, 19091 verts.
SLDPRT (SolidWorks, filesize: 321 KB), X_T (Parasolid, filesize: 2.77 KB), STL (Stereolithography, filesize: 311 KB), PDF (PDF, filesize: 20.4 KB), IGE (IGES, filesize: 27.9 KB)