paradox gears
grabcad
paradox gears turn in the same direction- see:http://www.jacquesmaurel.com/gears
Download Model from grabcad
With this file you will be able to print paradox gears 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 paradox gears.