Roll cage question (if this is the place to put it) haha

Eric s 68 ..I see you are in fla....chassis engineering also has what you need and are located in riviera beach fla. they also make decent parts and may save you some $$$ on frieght, or may be close enough for you to drive to.....
10 pt 1 3/4 mild steel... 275.00 swing out door kit ....44.50 just a thought ,it may save you some $$$$$$