Feature:1. Lifting frame hinge bracket, with high hardness and wear resistance, longterm use.2. Wide range of uses, suitable for adjusting sofa backrest, bed backrest or DIY furniture.3. Sofa bed headrest adjustable angle hinge, can be adjusted to the angle you need at any time.4. Using highquality iron materials, rustproof, corrosionresistant, durable, not easy to bend and break.5. The lifting rod adjustable hinge, which is easy to install and use, and provides good support performance.Specification:Item Type: Lifting HingeMaterial: IronWeight: Approx. 362-410g / 12.8-14.5ozScope of Application: Furniture Accessories, etc..Package List:2 x Lifting HingeNote:1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.