The Caruba Step up/down Ring is a practical accessory for photographers that allows for flexible adjustment of lens filters. With an inner diameter of 49 millimeters and an outer diameter of 82 millimeters, this adapter enables the use of various filter sizes, expanding creative possibilities in photography. The ring is specifically designed for the Caruba brand and ensures a secure and stable connection between the lens and the filters. By using this adapter, users can take advantage of larger filters without sacrificing compatibility with smaller lenses. The Step up/down Ring is therefore an essential tool for anyone looking to enhance their photographic skills and make the most of filter technology. Its ease of use and robust construction make it an ideal addition to any photography kit.