Features: Design with builtin bearings for 360 rotation, the aluminum flag poles rings prevent flag twisting while accommodating flagpoles from 0.8" to 1.01" diameter using a wrench adjustment system. Features upgraded and thickened aluminum alloy construction for weatherprevent durability, resisting deformation and corrosions in harsh outdoor condition. Great for homeowners, school, and organization requiring great flag display solution that withstands strong winds without tangling or rusting. Securely mounts flags on residential and commercial flagpoles during storms, parades, or daily use, ensuring smoothly rotating even in heavy rain or snowfalls. adjusting swivel rings with bearing mechanisms for effortlessly setups on standard 0.8-1.01inch poles, maintaining flag integrity through seasonal change. Specifications: Component: Aluminium alloy Product Dimension: Approx. 3.68x3.17cm/1.45x1.25inch Package Includes: 2PCS Flag poles Rings note: Please allow 1-2cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.