







🖤 Build sleek, strong frames that stay hidden but never compromise.
This 20-piece set of black L-shape corner brackets, crafted from electrophoresis zinc alloy, offers rust-proof, abrasion-resistant reinforcement for 2020 series aluminum extrusion profiles with 6mm slots. Complete with screws and a wrench, it enables professional-grade, concealed corner connections ideal for industrial frames, 3D printers, CNC machines, and robotics projects.





| Finish type | Black |
| Unit count | 20.0 Count |
| Item depth | 0.2362 inches |
| Mounting type | Corner Mount |
| Manufacturer | Tongling Hardware |
| UPC | 796862233273 |
| Part Number | Tongling-JC-20 |
| Product Dimensions | 2.59 x 0.94 x 2.59 cm; 222 g |
| Item model number | 2020 series extrusion M5 |
| Size | 20pcs black with screws |
| Finish | Black |
| Item Package Quantity | 1 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 222 g |
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