Faze4 - 3D printed 6 axis robot arm

Published at : 23 Dec 2025

Official website: https://source-robotics.com
Join our discord community: https://discord.gg/prjUvjmGpZ
Chat on our forum: https://forum.source-robotics.com/

About this robotic arm:
- fully open source
- 6 AXIS with stepper motors and cycloidal gearboxes
- reach of 70 cm
- weight around 15 kg
- cheap - less than 1000 dollars

Support the project on Patreon
https://www.patreon.com/PCrnjak

Follow the projects on hackaday: https://hackaday.io/projects/hacker/417181
Follow the project on Instagram: https://www.instagram.com/source_robotics/
Programs used will be on GitHub: https://github.com/PCrnjak

Hi, so this is a new video of the faze4 robotic arm where i built an electronics holder and fixed some mechanical issues with the arm.
In previous videos, you could see wobble in joint 2 and that is now fixed.

Code used in this video:
https://github.com/PCrnjak/Faze4-Robotic-arm/tree/master/Software1

Building instructions and BOM can be found here (In building instructions PDF)
https://github.com/PCrnjak/Faze4-Robotic-arm

DOCS can be found here:
https://faze4-robotic-arm-docs.readthedocs.io/en/latest/About_faze4.html

You can contact me on Linkedin: https://www.linkedin.com/in/petar-crnjak-009b43180/
Or via email: cmi.robots@gmail.com