Materials of the author «GIANTS Software (Steve007, Klifords)» 1

Ponsse ScorpionKing Mod by GIANTS Software
The default-looking model is more powerful, faster, and more maneuverable than the original.
Thanks to the versatility of the harvester head, it has expanded functionality.
Picking up and transporting logs, as well as re-gripping for further cutting.
The maximum possible tree cutting length is 22 meters.
To re-grip a fallen tree or log for cutting,
position the harvester head accordingly on the root side of the tree,
and the "cut" option will appear in the prompt. For those who don’t understand, see the screenshot.