1) .Stl and .obj files are attched herewith. 2) The Eagle Ring is scooped hollow and is suitable for investment casting. 3) The total polygon count of mesh is 0.8 million. 4) Volume of the closed solid = approx 500 mm3 and 390mm3.5) Mesh is 3d printable and castable with minimum shell thickness of 0.45 mm. 6) The Current sizes of the ring are 17.6mm and 14.45 mm 7) Need any help , ready for modification.