JoJer, that’s exactly what I’m looking for. Thank you!Try this: https://mtncork.com/
If you can't find a "stock" tube, Email:
You can order it custom with lots of features, they are still very reasonable.
I ordered a case for my 14' Spey 4 pc. Because of the longer handle they started with a standard spin rod caddy, I added a 4 way divided liner. It was $72. to my door.