[image: FF7I_TableforThomas.png]
And not a plugin was called.
The short version.
[image: 4iUQ_Taperedleg.png]
Draw tapered section of leg and Follow Me path. Square plan of leg centered above.
Run Follow Me on tapered section.
Extrude square through the tapered portion with Push/Pull.
Delete faces at top of tapered section and bottom of square section. Select the remaining geometry and run Intersect Faces>With Model or With Selection.
Erase the stuff that isn't part of the leg. Soften edges as required. Make it a component.