Pentagon Clear Acrylic Coin Display with Stainless Steel Fasteners [10 Count] Designed to elegantly display all challenge coins military, corporate ... 2 inch coin to 1  inch coin Adapter Ring Works for 1 5/8 inch coin. Elegantly made from laser cut acrylic (not molded) Features Stainless steel decorative fastens [coin not included] Made in USA "hex key included