Yes, I'll dig up the info back at the office.
They're around $130.
You can get black plastic trim or chromed plastic trim.
4' extension or 5' extension.
I ordered 3 last Christmas. Two for friends and one for me. Haven't decided if I'm going to use mine or not. The factory Formula mast has exactly the right angles to not blind me while driving. I hate to give that up, cause it's not that big of a deal to crawl back and pop it on.
Might consider selling mine. Never out of the box.