Odd you can't see it. Maybe one of those I-phones or the like? Settings? Seriously anyone else not seeing it? Might be I should use another medium.
If it's a corner piece to a vent window, It's for these trucks. It's a corner piece, about 1.5/16" end to end.
See 27.45 in this EXCELLENT video. The trim for the 67-72 is a single piece.
https://www.youtube.com/watch?v=YgkZJ8vNRSo