Thrilled to present a sophisticated 3D RINGS MODEL File Formats: STL and 3dm (one 3dm file containing the complete ring model) Ready for 3D Printing The model is optimized for printing and does not include supports, as each 3D printer may require specific supports for optimal results. LICENSE: Private Use Only, Non-Commercial (do not resell files). NOTE: Sharing these files for free or commercially is strictly prohibited.