The clamp with included ball-head that the microphone assembly is mounted on, is one that I normally use with my pocket-camera, but works well when paired with my stereo mic and Rycote mount as seen here.
In actuality, the C-clamp was originally meant to be used with a Lansky knife sharpener.
Its called "re-purposing."
How the stereo mic and the mount came to be.....
Click on the photo for a closer look.....