GEAR: 7 Position Sofa Bed Headrest Adjustable Angle Mechanism Hinge with One Angle Bracket MATERIAL: Metal, anti-rust and corrosion-resistant, durable and sturdy to use, not easy to bend or break APPLICATION: Suitable for adjusting sofa backrest, bed headrest, or backrest; can be used for DIY furniture projects FEATURE: Lifting rod, desk desktop adjusting hinge, angle hinge NOTE: Mounting screws are not included Product Name: Adjustable Angle Hinge Main Color: Bronze Tone Weight: 511g Dimension: 19 x 5 x 7cm 7.5 x 2 x 2.8 inches (L*W*H) (Folded) Thickness: 4mm 0.16 inches Adjustable: 7 Gear Mounting Hole Diameter: 8mm 0.31 inches, 5mm 0.2 inches Plate Size: 6 x 5 x 0.3cm 2.4 x 2 x 0.1 inches (L*W*T) Package Content: 1 Pair x Adjustable Angle Hinge Only the above package content is included; other products are not included Note: Light shooting and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +- 1-3cm