[pigeonfarmboy]

Should have known to look on his channel. Love his vids. That thing would probably be pretty simple to make too. Much easier to hide a winch than a screwdrive lift.

Let me put on my lab coat here and talk some theory on the physics with the model:
If the weight of the 850D excavator is supported entirely by the trailer/jeep, you would need to add more weight to the truck to efficiently pull the load correct? Or add a weight box to the extended neck?