5 model

Free

Geeetech Z axis tops

Thingiverse

Free

Prusa i3 Mk3 Z-Tops with Reverse Bowden Mount Option

Thingiverse

Free

Prusa Bear Full Upgrade Z-Axis Tops for Reverse Bowden

Thingiverse

Free

Prusa i3 Rework Z-Axis Tops

Thingiverse

Free

Knobs for ender 3 Z lead screw removable tops

Thingiverse