The Caruba step-up/down ring with a diameter of 52 mm is a practical accessory for photographers who wish to use their lenses flexibly. This adapter allows filters and other accessories with an inner diameter of 52 mm to be attached to lenses of the same diameter. The ring is finished in a simple black, giving it a professional appearance that integrates seamlessly with your equipment. With an inner diameter of 52 mm and an outer diameter of 52 mm, this adapter is versatile and provides an easy solution for using various types of filters without compromising lens compatibility. The step-up/down ring is an essential tool for anyone looking to expand their photographic possibilities by using different filters and accessories on their camera lens. Its robust construction ensures a secure connection between the lens and the accessory, making it easier to handle and use in various photographic situations.