Size: Iron: 55mm x 44mm / 2.2 inch x 1.7 inch (L * W); Maximum extension length: 135mm / 5.3 inch; Distance between 2 holes: 40mm / 1.6 inch; Thickness of the iron sheet: 3mm. Material: Rust-resistant, sturdy and durable. Sofa connectors consist of two parts connected by a triangular nail; the toothed part can be extended and tightened to allow flexible adjustment and positioning of the sofa. This sofa connector is designed to connect and adjust furniture in different positions and angles. It can be hidden under the couch by adjusting the angle when not in use. Suitable for securing various styles of sectional sofas; ensure the connection surface on your sofa bottom is at least 2 inches wide. Color: Silver + Black. Material: Iron. Package Contents: 4 x Sectional Connectors. Note: Only the items listed are included. Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance: +/- 1-3cm.