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This set of four L-shaped joint brackets is crafted from anodized aluminum alloy for superior durability and corrosion resistance. Designed specifically for 20x20mm aluminum extrusion profiles, it provides precise 90-degree corner connections ideal for 3D printer frames, CNC routers, and robotics projects. Complete with screws and nuts, it offers a hassle-free, all-in-one solution to reinforce and assemble industrial-grade aluminum frames.












| ASIN | B0855F9678 |
| Best Sellers Rank | #379,421 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #4,250 in Hardware Brackets |
| Brand Name | BLCCLOY |
| Color | Black |
| Customer Reviews | 4.9 4.9 out of 5 stars (20) |
| Finish Types | Anodized |
| Item Weight | 0.18 Kilograms |
| Manufacturer | Tongling Harware |
| Manufacturer Part Number | TGLG-XC0036-4 |
| Material Type | Aluminum |
| Model Number | TGLG-XC0036-4 |
| Mounting Type | Corner Mount |
| Set Name | Set of 4 |
| UPC | 796862233778 |
| Unit Count | 4.0 Count |
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