What is this car part?

Found these while going through my Father’s estate. Some told me what they were and I verified but now I can’t find where I wrote it down.

Thanks so much!!

https://preview.redd.it/p3ai2j2nnsye1.jpg?width=3024&format=pjpg&auto=webp&s=6eccf1ee441d3db19e940a8a39b5e1b82f972f3f

https://preview.redd.it/j242rg2nnsye1.jpg?width=3024&format=pjpg&auto=webp&s=441cb3ceff1e1e53c4cddf5a7832bd74da6b421c