10-Pack 90° Corner Brackets for 20x20 Aluminum Extrusion
✔️ Includes 10 L brackets, 20 T-nuts, 20 M5 screws, 1 Allen wrench

This 10-pack corner bracket kit is designed for 2020 series 20x20 aluminum extrusion with 6 mm slots, providing sturdy inside-corner joints for 3D printer and CNC frames.

✅ Bracket material: aluminum alloy; size 18x20x20 mm; through holes Ø5.5 mm
✅ T-nuts: 20 pcs for 6 mm slot; carbon steel
✅ Hex screws: 20 pcs, stainless steel 304
✅ Allen wrench: 1 pc, carbon steel
✅ Finish: painted, anti-rust coating for long life
✅ Fits 2020 profiles (20x20) with 6 mm slots

💡 What is an aluminum extrusion corner bracket kit used for in frame construction?

These handy connectors help create solid 90° joints on 2020 profiles.

- strong right-angle joints for 2020 aluminum extrusion frames
- handy for quick, sturdy printer and CNC frame assembly
- simplifies alignment and future reconfigurations