This adjustable push-on adapter ring and retaining ring set is a vintage piece from Kodak, designed for use with lenses and filters in the Series 6 category. The set includes a 35.5mm adapter ring and retaining ring, both of which are in excellent working condition and come in their original box. This set will allow you to easily attach Series 6 filters and lenses to your camera, providing unique and high-quality results for your photography needs. Don't miss out on this opportunity to add a vintage piece to your collection!