The Williamsburg Mailbox Address Plate, featuring a robust cast aluminum construction with a sleek black powder-coating, offers durability and style. With hole measurements of 13.5" center-to-center, it effortlessly attaches to your mailbox using two bolts. Each side of the plate can display up to five numbers. We include premium 2" Williamsburg brass numbers, already affixed before shipping, and provide all necessary hardware for easy installation.