PolarPro QuartzLine Step-Up Ring 77 mm Filter to 72 mm Thread

The 72-77mm PolarPro Brass Step-Up Ring allows you to use 77mm threaded filters on lenses with 72mm filter threads. It has knurled sides to provide a more textured grip when mounting or removing it from a lens. This step-up ring features brass construction to prevent binding and jamming, and a matte black finish to minimize reflections.     Use 77mm Filters on a 72mm Lens     Brass Ring Prevents Binding and Jamming     Knurled Sides for Firmer Grip     Matte Black Finish Minimizes Reflections