Rickatom,
I ordered this one and the end caps to hold it in place.
It's thicker than the original but not as thick as the OPs.
As I did it, I removed each screw, injected a little sealant into the hole and put the screw back down to prevent any water intrusion.
Automotive Authority Black Vinyl 1" Insert Molding Trim Screw Cover RV Camper Travel Trailer (Black, 100 ft)
https://a.co/d/ay788gK
Temple Products 10 Pack RV Camper Trailer Aluminum Black Flat End Cap for Trim Molding 1" & Screws
https://a.co/d/iIXhyat