This E-Image 5/8" Female Baby Pin to Male 3/8" Thread Adapter adapter converts a baby 5/8" stud light-stand tip to a 3/8" thread. It can be used as a replacement part for the PT-ELITE-LS & PT1200-LS that allows you to mount the teleprompter to the light stand. The adapter allows for vertical or horizontal mounting of a light fixture that has a 3/8" threaded receptor. It also includes a locking knob to secure the adapter to the light stand.