FreeBelt Driven Ender 3/Pro/V2 and CR10
Thingiverse
6 model
Free
FreeBelt Driven CR-10 Dual Z using a single stepper motor
Thingiverse
FreeBelt driven Z-Axis / Worm Gear Mount
Thingiverse
FreeTarantula Belt Driven Z axis
Thingiverse
FreeE3D v6 Belt Driven Extruder (3mm / 1.75mm) for Prusa i3
Thingiverse
FreeTevo Tornado - belt-driven 2-nd Z-rod with minimal parts
Thingiverse