The Kupo Baby 5/8 (16mm) Grip Arm Pin 5 Inches Long is an interesting tool that comes in handy during your photo sessions. This tool is specially designed to be mounted in the head of a grip head, or grip arm. After attaching it, there are still a few inches available where a light fixture or any other accessory can be mounted. With the opportunity to attach the grip head and grip arm, it helps in providing you complete freedom to position your light fixtures. In addition to that, it helps in mounting any other accessory with a baby receiver.