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Aluminum Profile 2-Way & 3-Way Cube Corner Connectors (1515 / 2020 / 3030 / 4040 Series)

Aluminum Profile 2-Way & 3-Way Cube Corner Connectors (1515 / 2020 / 3030 / 4040 Series)

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Aluminum Profile 2-Way & 3-Way Cube Corner Connectors

Upgrade your modular framing with these precision-engineered 2-way and 3-way cube corner brackets. Designed specifically for 1515, 2020, 3030, and 4040 T-slot and V-slot aluminum extrusions, these connectors provide high-strength, vibration-proof 90-degree joints with a clean, streamlined industrial appearance.

Key Features

  • Complete Installation Kit: Each connector comes ready to assemble with matching round cup hex head screws and snap-in dust cover caps.
  • Premium Aluminum Alloy: Cast and CNC-finished from high-grade aluminum alloy, offering high tensile strength, excellent corrosion resistance, and rigid structural stability.
  • Concealed Hardware & Modern Look: The snap-on decorative caps conceal mounting bolts inside the cube body, preventing dust accumulation while delivering a sleek, professional finish.
  • Wide Extrusion Compatibility: Fully compatible with both European standard (EU) and Chinese standard (GB) aluminum extrusion profiles.
  • Versatile Applications: Ideal for 3D printers, CNC machine frames, laser engravers, robotic workstations, lab equipment, and protective enclosures.

Technical Specifications & Sizing

  • 1515 Series: 15×15mm cube | M4×12 screws | 7mm counterbore | φ4.2mm through-hole (Profile center requires M4 tapping)
  • 2020 Series: 20×20mm cube | M6×16 screws | 13mm counterbore | φ6.2mm through-hole (Profile center requires M6 tapping)
  • 3030 Series: 30×30mm cube | M8×16 screws | 17mm counterbore | φ8.2mm through-hole (Profile center requires M8 tapping)
  • 4040 Series: 40×40mm cube | M8×16 screws | 17mm counterbore | φ8.2mm through-hole (Profile center requires M8 tapping)
  • Trihedral Rounded Corner Series: Quarter-sphere rounded corner connectors with optional plastic or metal cover caps.
  • EU & GB 3-Way Connectors: Direct slide-in 3-way brackets secured with included set screws.

Note: Thread tapping is required on the central core hole of the connecting aluminum extrusions prior to bolt installation.

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