Kenko Step-Down Adapter Ring 58mm Lens to 52mm Filter Size & Px3 58mm W Cases 2 items the step down 58mm to 52mm and a 58mm px3 and cases Listing many camera items and love to combine shipping!!! The Kenko Step-Down Adapter Ring 58mm Lens to 52mm Filter Size is a versatile accessory designed to allow a 58mm lens filter to be used with a 52mm filter size. Manufactured by ProOptic, this adapter ring is crafted with quality materials in China, ensuring durability and compatibility with your lens. The adapter ring easily screws onto the front of your lens, providing a secure fit for your filter while adapting the size for a perfect fit. Perfect for photographers looking to expand their filter options without the need for multiple lenses