The Padcaster Mounting Ring Kit features a smooth outer ring and enables mounting your Parrot Teleprompter onto lenses with a threaded 37, 40.5, 43, 46, 49, 52, 55, 62, 67, 72, 77, and 82mm front. The mounting ring has a 3.03" outer diameter that the Parrot Teleprompter (not included) slides onto.
