Frame with multipipe (15.0 KB)

I still haven’t been able to figure out how to use the input parameters. I should make some kind of bike frame. All points are knots.
I need a similar result:

Hi @AmicoCAD
Have you seen the examples file and usage notes pdf?

Here’s another example trying something like your image: (11.5 KB)

The sliders control the size at the corresponding ‘SizePoints’ locations.