Summary

Designed for use with Pasco's Spectrum Tube Power Supply.
Requires two 10-32 nylon screws for attachment along with matching nuts.
Designed to use a SMA connector. I just bought a surface mount adapter for electronics and pressed the center out.

This object was made in Tinkercad. Edit it online https://www.tinkercad.com/things/fQdHM3wWqGv