







🖤 Build Bold, Build Invisible: The Ultimate Corner Connector for Pro-Level Frames
This 20-piece set of black L-shape interior corner brackets, crafted from electrophoresis zinc alloy, offers rust-proof, abrasion-resistant strength. Designed for 20x20 series aluminum extrusion profiles with 6mm slots, it includes 40 set screws and a wrench for easy installation. Perfect for industrial frames, 3D printers, CNC machines, and robotics, these concealed braces ensure a clean, professional look while delivering robust structural support.





| Finish Type | Alloy |
| Net Quantity | 20.0 count |
| Mounting Type | Corner Mount |
| Manufacturer | Tongling Hardware |
| UPC | 796862233273 |
| Country of Origin | USA |
| Item model number | 2020 series extrusion M5 |
| Product Dimensions | 2.59 x 0.94 x 2.59 cm; 222 g |
| ASIN | B08D6T9CGN |
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