DescriptionThis is a set of 20 pieces 2020 corner brackets. Made of quality aluminum material, it is durable. It is widely used for building 3D printer kossel, CNC routers, robotics projects. Suitable for most of metric 20 Series aluminum extrusion, T sloted profile.Features- Color: Silver. - Material: Aluminum. - Size: 2x2x2cm / 0.8x0.8x0.8inch. - Rigid connection, used to connect pieces of 20mm aluminum extrusion at a 90 degree angle. - Suitable for most of metric 20 Series Aluminum Extrusion. - Widely used for building industrial aluminum frame structures, 3D printers, CNC Routers, CNC cutters, Robotics Projects.