Moving parts question? 4.3 years ago

I've noticed for a while that its possible to have moving parts without it being visually attached to a rotator block. I already know about xml editing b
https://omegle.onl/ https://vshare.onl/ making a simple landing gear proved more tricky than anticipated. The gear is attached but it just swings freely on an invisible rope. So, well, how do you make it work?

issue gt solved