Feature 1Suitable for connecting aluminum Tslot frame contours at specified angles. 2Surface silver oxidation treatment (untreated for section part), having long service time. 3High connection strength, beautiful appearance, convenient and strong connection. 4Made of high quality aluminum alloy material that has high strength, high hardness, durable use. 5Easy installation with screws (not included), designed with holes for screw fixing.Specification .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Condition: 100% Brand NewItem Type: Bracket AngleMaterial: Aluminum Alloy Model: 2020-100100Color: Silver Surface Treatment: Silver oxidation treatment on the surface (untreated for section part) Model 2020T 3030T 4040T Thickness 6mm / 0.24in 6mm / 0.24in 6mm / 0.24in Side Length 6mm / 0.24in 6mm / 0.24in 6mm / 0.24in Hole 6mm / 0.24in 8.5mm / 0.33in 8.5mm / 0.33in Width 20mm / 0.79in 28mm / 1.1in 38mm / 1.5in Package List10 xBracketAngle