V Slot 4040 Aluminum Extrusion Profile 48 Inch Beefy European Standard Anodized Linear Rail For 3D Printer Parts And CNC DIY Black 1220mm Ideal For DIY Kits With Smooth Quiet Sliding And Robust Support For Precise High Torque Applications

4040 V-Slot Aluminum Extrusion 1220mm Black Smooth Rail
✔️ 4 pcs; 40x40mm cross-section; 1220mm length; anodized black

This V Slot 4040 aluminum extrusion profile comes as a 4-pack, each piece 1220mm long, with a 40x40mm cross-section. It’s made from 6063-T5 aluminum and finished with a durable anodized black coating for a clean look and long life. Ideal for DIY 3D printer frames, CNC builds, laser stands, and sturdy workbenches.

✅ 4 pieces per package; 40x40mm cross-section; 1220mm length
✅ 6063-T5 aluminum; high strength and long life
✅ Anodized black finish for a clean look and smooth surface
✅ Compatible with T-nuts and 20-series profiles for easy assembly

💡 What is a 4040 V-Slot aluminum extrusion used for in DIY machines?

A handy framing system for DIY projects that supports rigid, accurate builds.
- framing for DIY 3D printers and CNC machines
- smooth motion with V-slot and T-nuts
- modular layouts with 20-series profiles for flexible builds