Hello,

I’ve asked in another forum but I thought I would like to be more clear on my problem. I am having trouble in rotating the upper part of my model around a pivot point, like seen here:

I have looked at this question here and tried the example, but I also want to account for how to calculate the pivot point when it changes when the lower part rotates.

**Edit: Here is what my current rotation looks like based on the linked question’s example:**

https://jsfiddle.net/xeqyp9jg/2/

Any help is appreciated!