dart 67 convertible
I got ya now. As for nuts, retainers and seals. None of it is reproduced. The nuts you might be able to find a suitable substitute.
The photo I posted is the rocker molding retainer. The rocker molding is about 3 inches wide by 7 feet long.
It might be easier if you inventory with photos what you have and post it here. Then we can help you figure out what you need.