The Flying Eagle Ball Ornament for In-Ground Flagpoles is made of heavy-gauge cast aluminum with a long lasting gold anodized finish. Mounted on a 1/2 inch - 13NC threaded, aluminum spindle. A jamb nut is provided for use in firmly securing the ornament to the truck assembly. Measures 15 in. from wing tip to wing tip. The eagle sits atop a 3 in. ball. Recommended for flagpoles 30 - 40 feet tall. See below for compatible hardware and other related products.