Creality Ender-3 - 4. Install extrusion kit, Z-axis passive block

4. Install extrusion kit, Z-axis passive block
Tip: Steps: Put the synchronous belt into the profile along the v-wheel of the extrusion kit. When
pushing it into the middle, as shown in the figure; lock the z-axis passive block with one M4X 16
screw.
3. Extruded kit x 1
4. Z-axis passive block x 1