printrbot Z-end-stop holder
thingiverse
The Printrbot's Z-end-stop sensor requires a specific holder, as demonstrated by Brook in a Kickstarter update video. Unfortunately, the file for this part isn't readily available online; therefore, you might need to create your own if you require one.
Download Model from thingiverse
With this file you will be able to print printrbot Z-end-stop holder 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 printrbot Z-end-stop holder.