Specification Brand : Iverntech BulletPoint1 : Package Included: 4 pcs black T shape outside joint plates, 20 pcs M5 T nuts, 20 pcs M5x8mm hex socket cap screw Bolt , 1 piece wrench. BulletPoint2 : Material: T shape corner bracket joint plate: high quality aluminum alloy; t nut: high quality carbon steel; hex screw: high quality carbon steel; allen wrench: high quality carbon steel. BulletPoint3 : 2020 Series Aluminum Profile Connector widely used office and factory appliance for building industrial aluminum frame structures, 3D printers, 3D carvers, CNC Routers, CNC laser cutters, Robotics Projects, etc. Compatible with: 80/20 20 Series, Mishmi 5 Series, Open builds v type, Open builds C-Beam, and other standard v type/t type 6mm Slot aluminum extrusions. BulletPoint4 : High quality aluminum alloy,surface anodic oxidation treatment, will not drop color, M5 T-Nuts and M5 hex socket cap screws made from high quality carbon steel galvanized, good rust resistance, high hardness and a long service life. BulletPoint5 : You can contact with us by amazon if you have any questions for our products , we will give you a satisfactory solution within 24 hours Color : Black DriveSystem : Internal Hex ExteriorFinish : Black ExternallyAssignedProductIdentifier1 : 745895585996 ExternallyAssignedProductIdentifier2 : 0745895585996 ItemName : Iverntech 4Pcs Black T Shape Connector Corner Bracket Outside Joint Board Plate with 20Pcs M5 T-Nuts+20Pcs M5 Screws +1Pcs Wrench for Standard 6mm Slot 2020 Series Aluminum Extrusion Profile ItemPackageDimensions_Height : 10.2 centimeters ItemPackageDimensions_Length : 2.3 centimeters ItemPackageDimensions_Width : 6.9 centimeters ItemTypeKeyword : hardware-brackets Manufacturer : Iverntech Material1 : Aluminum Material2 : Steel MetalType1 : Aluminum MetalType2 : Carbon Steel ModelNumber : 4 Pcs T Shape NumberOfItems : 4 PartNumber : AW087-20T-4-DE ProductDescription : Iverntech 4Pcs Black T Shape Connector Corner Bracket Outside Joint Board Plate with 20Pcs M5 T-Nuts+20Pcs M5 Screws +1Pcs Wrench for Standard 6mm Slot 2020 Series Aluminum Extrusion Profile ProductSiteLaunchDate : 2021-11-06T09:34:10.616Z Size : For 2020 Series Aluminum Profile