Features 1、Used for linear extension connection/overlapping connection between profiles. 2、Made of selected aluminum, it has the characteristics of heat resistance, corrosion resistance, durability and high strength. 3、With professional design, it can be quickly connected and more convenient to use. 4、There are 5pcs palte, can meet your use and replacement needs, very practically. 5、Small size, easy to carry and store, convenient to use and with good performance. Specification Item Type: 4-Hole Vertical Connecting Plate Material: Aluminum Color: Silver Model: slot board Surface Treatment: Overall anodized Purpose: Used for linear extension connection/overlapping connection between profiles Specification Length( approx. ) Width( approx. ) Hole Distance( approx. ) Thickness( approx. ) 2040 38mm / 1.5in 38mm / 1.5in 20mm / 0.8in 4mm / 0.2in 6060 60mm / 2.4in 60mm / 2.4in 30mm / 1.2in 4mm / 0.2in 8080 80mm / 3.1in 80mm / 3.1in 40mm / 1.6in 6mm / 0.2in Package List 5 x Connecting Plate