GEAR: 10 Position Sofa Bed Headrest Adjustable Angle Mechanism Hinge, , with Two Angle BracketMATERIAL: metal, anti-rust and corrosion-resistant, durable and sturdy to use, not easy to bend and break.APPLICATION: Suitable for adjusting Sofa backrest Bed Headrest Backrest or you can DIY for your own furniture.FEATURE: Lifting Rod Desk Desktop Adjusting Hinge Angle Hinge.NOTE: Mounting screws are not included.Product Name: Adjustable Angle HingeMain Color: Bronze ToneWeight: 825gDimension: 24 x 3 x 1cm / 9.4-inch x 1.2-inch x 0.4-inch (L*W*H)Thickness: 4mm / 0.16-inchAdjustable: 10 GearPlate Size: 6 x 5 x 0.22cm(+/-0.02)(L*W*T)Mounting Hole Size: 5.5mm / 0.22-inch (D)Package Contents:1 Pair x Adjustable Angle HingeOnly the above package content, other products are not included.Note: Light 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.