This 3D-printed winch is equipped with
It can pull at least 5 kg when powered by a 6S LiIon battery.
To use an other motor and/or encoder, the parts around those items have to be modified accordingly. The inntermediate gear and the spool require 3 pieces 6203 ball bearings (d/D x W = 17/40 x 12mm) .
The author hasn't provided the model origin yet.