how to make a throat in creo parametric

[xDevi69]

I just started using the program. This component is also quite simple but I can't do the r1,5x1.5 throat. How can I do that?
Thank you in advance.

 

[calacc]

is a feature of revolve. I don't see a big complexity

 

[xDevi69]

is a feature of revolve. I don't see a big complexityView attachment 56285

thanks I had studied the features of revolves but I did not think to realize it so.