Hello everyone, I'm at a loss as to how to mount my cigarette lighter to the dash of my 1959 Apache. Here's a link to a pic of the lighter and the middle hole that I want to mount it to.

There are no flanges on the lighter to mount it to the dash. I'm not sure how these were mounted.
https://swenracer.smugmug.com/Trucks/59-Apache/i-VGrTdc7/A

Thanks!