A lot of people are using this stuff (Me as well) for rod storage. I ran across a guy in MN that will cut to length and ship the vinyl rail. He is a vinyl fence dealer in MN so needless to say business falls off in the winter and he is looking to improve his wintertime bottom line. So if you are interested, I am posting his email address so you can contact him directly and work out the details.
Here it is:
rick@northernvinylfenceanddeck.com