Our Outdoor Flagpole Gold Leaf Cooper Ornaments are unsurpassed in beauty and craftsmanship. If you're not sure what size you need for your flagpole ornament, it should match the diameter of the base of your flagpole. If you need help just give us a call 800-958-3009. We would be happy to help! Click on the desired item for the spindle threading size. The spindle threading will secure the flagpole eagle or ornament into the top of the flagpole or the top of the flagpole truck.