Feature: 1. Durable Steel Construction: Made from durable steel and coated with black powder, ensuring long lasting performance. Suitable for various applications, such as fence posts, lamp posts, mailbox posts, and other steel round posts base. 2. Heavy Duty Construction: Sturdy round base construction with smooth welding enhance the stability and solid for metal post, you can adjust it freely by the side set screws. 3. Easy To Install : Pre drill a 0.47 inch/12mm hole for easy installation, put the base flange on the floor and mark the holes position, fix it with expansion bolts, then slid the post in and tightened with the two side set screws. 4. Package Included: 1 floor flange, 3 expansion bolts, 2 side set screws. The flange provides enhanced stability, ensuring that your fence remains sturdy and upright. 5. Strong Load Bearing Capacity: Designed to support heavy duty lamp installations, providing a strong load bearing capacity for various heavy duty lighting needs. Specification: Item Type: Chain Link Fence Pole Floor Flange Material: Steel. Package List: 1 x Round Post Flange Base3 x Expansion Bolts2 x Screws