Feature:1. Used for linear extension connection/overlapping connection between profiles.2. This product is made of aluminum material, which has the characteristics of heat resistance, corrosion resistance and high strength.3. With professional design, can be quickly connected and more convenient to use.4. With small size, easy to carry and store, convenient to use and with good performance.5. Can be used with peace of mind, with strict quality control and quality assurance.Specification:Item Type: Corner Joint Extrusion BracketMaterial: AluminumModelLength(approx.)Width(approx.)Height(approx.)2020 Type21.5mm / 0.8in20mm / 0.8in21.5mm / 0.8in3030 Type30mm / 1.2in30mm / 1.2in30mm / 1.2in4040 Type35mm / 1.4in30mm / 1.2in37mm / 1.5in.Package List:10 x Corner Joint Extrusion Bracket