FB 575 - use this one
thingiverse
A personalized adaptation of the design found at http://www.thingiverse.com/thing:59100 was created using the Customizer tool, available at http://www.thingiverse.com/apps/customizer/run?thing_id=59100. For this specific piece, the ring size is 16.31 mm, with a thickness of 2 mm. The text on the face of the ring is "FB" and has a font size of 4; the interior text reads [insert desired text here], displayed in a font size of 3. The ring boasts a width of 5 mm and an angle of 15 degrees.
Download Model from thingiverse
With this file you will be able to print FB 575 - use this one with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on FB 575 - use this one.