Z axis cable strain relief

I just wanna take care about cables going from X-switch and X-stepper.
There are 2 versions for thinner wire 6mm and thick wire 8mm.

You can see all my notes, recomendations and mods for Anet A8 here: https://www.mikrom.cz/3d-tiskarna-anet-a8/ (it is in Czech, but I am sure you know how to use Google Translator)