Official Size Basketball Breakaway Rim

I drew this years ago with the intent to scale it down and build it. Soon after I got to the point that it is now I found what I was looking for online,at the following web page:
https://www.justintymesports.net/rims/

I never quit finished it, but couldn't bear to can it. Maybe some one else can use it. I've included STP and STL files. Keep in mind it is full scale.