Major components are made of aluminum 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. Specification:Material: Aluminum AlloyHole Quantity: 4.
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