Take your photography to the next level with the NiSi Brass Pro 55-58mm Step-Up Ring, a premium accessory designed to facilitate the use of 58mm threaded filters on lenses with 55mm standard filter threads. This versatile tool is constructed with a robust brass frame, ensuring longevity and resistance to wear and tear. The NiSi Brass Pro Step-Up Ring stands out with its knurled sides, a feature that provides an enhanced grip for ease of use. This thoughtful design element helps prevent binding and jamming, a common issue with standard aluminum setup rings, making it significantly easier to remove and adjust as needed.One of the standout features of this step-up ring is its special anti-reflective felt treatment located on the inside of the frame. This innovative feature works to minimize reflections, ensuring your images remain clear and free from unwanted glare.