Reconditioning the sliding door wedges

looking for recommendations on the proper finish and presentation of some used sliding door wedges

these parts show some pitting on the screws and steel base area

1) what do nos originals look like?
2)is there an electro- plating type
finish on the visible area were the wedge slides? Or the whole frame work?
3)would the worn slider wedge affect door Anti-rattle ability
4)is this center slider bronze or brass or?
5) are the repo “door side“ wedges Like factory plastic covered steel?
6)...

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Author: islandmuscle