4 Pack 39.4 Inch 4040 T Slot Aluminum Extrusion Profile European Standard Anodized Linear Rail High Strength Aluminum Rails For 3D Printer CNC Machine DIY Laser Engraving Black

4-Pack 4040 T-Slot Aluminum Extrusion Rails, 1000mm, Black
✔️ 4x 1000 mm profiles, European 4040 T-slot, anodized

Designed for reliable, rigid frames, these 4040 aluminum rails are ideal for 3D printers, CNC machines, laser engravers, and DIY enclosures where precise linear motion and a tough anodized finish are needed.

✅ Length: 1000 mm per rail; pack of 4
✅ Material: 6063-T5 aluminum with black anodized finish
✅ Profile: 4040 T-slot with European standard grooves
✅ Groove compatibility: side groove accepts M6 and M8 T-slot nuts
✅ Not included: nuts and bolts
✅ Applications: suitable for 3D printers, CNC machines, laser engravers, and DIY frames
✅ Edge note: non-beveled V-slot edge; not for roller-based motion systems

💡 What is a 4040 T-slot aluminum extrusion rail used for in DIY CNC machines and 3D printers? This handy frame provides a rigid base for precise linear motion and easy assembly.
- Provides a sturdy frame for moving parts
- Works with M6 and M8 T-slot nuts for quick mounting
- Made from 6063-T5 aluminum with black anodized finish for corrosion resistance
- Not designed for roller-based motion due to non-beveled V-slot edge

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