In this video I go over my favorite modifications I made to my Creality Ender-3 Max 3D printer. Below are links to all the upgrades I show in this video:

Dual z axis kit for ender 3’s: https://amzn.to/3wbIdsE
500MM T8 Lead screw : https://amzn.to/3yfzAPq
40mm Noctua 12volt fan (hotend): https://amzn.to/365RuYL
120mm Noctua NF-S12B fan (power supply): https://amzn.to/3xcnUNe
60mm Noctua fan for (motherboard): https://amzn.to/3haFawQ
Buck converters to step voltage down: https://amzn.to/2Uoy13c
Bl Touch Ender 3 Kit: https://amzn.to/367h7Zq
Bl touch electrical shield sleeving: https://amzn.to/3hbHDHq
Biqu H2 Extruder: https://amzn.to/3jzEwdS
5015 blower fan: https://amzn.to/3xb12xH
Self wrapping wire sleeve for wires to extruder: https://amzn.to/3dyKYxT
Ender 3 Max 3D Printer: https://amzn.to/2UiDeJq
STL to mount I made for the BIQU H2: https://drive.google.com/file/d/1QnQj...

0:00 – Intro
0:57 – Adding another lead screw for the Z axis
3:53 – Changed the Fans
5:57 – BL Touch
7:42 – Fixing BL Touch issues
8:48 – Biqu H2 direct drive extruder
11:12 – Conclusion