Make every moment memorable with the American Walnut Plaque with 4" Engravable Disk. This american walnut plaque with 4" engravable disk brings a sense of class to any decor. Don't miss out and get yours today! Solid American walnut Airflyte plaque with recessed area for a 4" diameter black brass engravable disk. Laser engravable plate and disc. Solid brass engraving plate(s). Individually boxed.