Today the first prototype of a planetary herringbone gear for nema 17 stepper motors has become ready. It is fully printable . With this little adapter you can raise the power of your nema 17 steppers a lot – it has now 5 x more torque.
![Planetary gear for nema 17 stepper motor](https://blog.georgmill.de/wp-content/uploads/2017/08/planetaryGear-1024x768.jpg)
Today the first prototype of a planetary herringbone gear for nema 17 stepper motors has become ready. It is fully printable . With this little adapter you can raise the power of your nema 17 steppers a lot – it has now 5 x more torque.