Rain Chain Gutter Clip,Rain Chain Adapter Hook, Standard Mounting Combination Material: Durable structure iron material, rustproof, long service use. Professional: "V" shape adapter and "S" shape hook connect the rain chain to the downspout. Functional Adapter: With professional design for gutter that provides secure seamless for hanging of rain chain, more stable. Easily Install: Just clean the gutter to flow normally before installing. Widely Used: suitable for standard sized gutter. Colour:As Shown Material:iron Package Contents: 4 x Rain chain hook Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.