90°(78x78mm) Corner Angle Bracket Corner Connection Joint



These are 78x78mm 90 Degree Enhanced Angle Aluminum used to connect 2020/3030/4040/4545/5050/6060/8080 series aluminum extrusions together for a 90-degree connection. These corner brackets are made of high-quality aluminum alloy, which is strong and durable.



  • High strength and hardness.
  • Durable in use.
  • Rigid connection, used to connect pieces of 2020/3030/4040/4545/5050/6060/8080 series aluminum extrusion at a 90 degree angle.
  • Used for building 3D printers, 3D carvers, CNC routers, CNC cutters, CNC plasma cutters, robotics projects, machine guards, workstations etc.

    They are sold individually and are available with the following sizes:


    • 100% High quality & Brand new
    • Type: Aluminium connecting fastener
    • Material: Solid Cast Aluminum
    • Color: Silver
    2020 Series

    3030 / 4040 Series


    4545 / 5050 Series


      6060 /8080 Series



      NOTE:Please allow 1-2mm errors due to manual measurement.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.



      Please note: We sell to businesses for bulk order quantity please contact sales@bulkman3d.com for special distribution pricing.

      Additional information

      Weight N/A

      You may also like…