This is a micro ball head mount with a 1/4-20 threaded mounting post and it slides into a hot shoe or accessory shoe
mount. Once you mount it in the accessory shoe or hot shoe, there is a locking thumb wheel to hold the 1/4-20 Ball Head Mount into place.
The Micro Ball Head Mount allows you to attach an LCD Monitor or any other accessory with a 1/4 20 female thread connection to your cameras hot shoe mount. The Micro Ball Head allows you to tilt and swivel what ever is mounted on the 1/4-20 screw thread.