Inside Corner Bracket Gusset 80mm x 80mm for 4040 Series Aluminum Extrusion Profile 4 Pcs (Black)

Suitable for 4040 series aluminum profiles. Major components are made of aluminium alloy which is firm and durable. The L shape corner bracket used for setting up a right angle connection of the two aluminum profiles insert the two ends of the L bracket into the groove of the profile and tighten the set screw to fix the two profiles. Built-in connection with beautiful and simple features. Widely used for building industrial aluminum frame structures 3D printers CNC Routers CNC laser cutters Robotics Projects.