Which door inserts are preferred for a more permanent application? These with the backing place or the one piece fiberglass version? I'm interested in the best structure and rigidity.

• Is there any chance I can buy the hardware to reinstall my old doors SS preferred screws and the rivets?? Or the sizes n fitment
• Is the price for one insert? general
• I am in the process of putting a 1966 U13 Bronco Roadster (Budd Body) back on the road. Which product would give me a mo fitment