I have the extra special tank trim piece that only comes on exclusive paint colors. The silver part is brushed aluminum. That's why Frozen Bronze is the best color.
I took it off because I replaced it with a black piece and I sold the bike with the black one.
There is a very faint scratch in it and there is some wear around the fuel tank opening as shown in the picture but they are not deep scratches just changes in the surface finish $100obo + shipping. The part is over $500 from BMW IMG_5332.jpeg - Bild entfernt (keine Rechte)