I can try to repair it. I'd be interested in the flasher switch and bezel. Learned under fire my 66 didn't have a flasher. Car shut down on a hot night at a light, and looked around and realized car had no flashers.I have this one. It is missing 3 prongs, not sure if you can make it work.
View attachment 1168993 View attachment 1168994
The 3 pieces in your picture?I only have the center piece that the mast connects to and a bezel