8 Pack 2040 V Slot Aluminum Extrusion 1000 mm Black Anodized Linear Rail Profiles for 3D Printer Frames CNC Machines Robotics and Structural Builds

2040 V Slot Aluminum Extrusion 1000 mm for CNC and 3D Printer Frames
✔️ 8 pack of anodized linear rail profiles for structural and motion builds

This 8 piece set of 2040 V slot aluminum extrusion is made for building straight, rigid frames for 3D printers, CNC machines, and DIY robotics projects. Each profile is precision extruded from aluminum alloy and anodized for a smooth, wear resistant surface that stays clean and easy to assemble.

✅ Pack size includes 8 aluminum extrusion profiles
✅ Profile size 20 mm x 40 mm
✅ Length 1000 mm
✅ Made from 6063 T5 aluminum alloy
✅ Anodized surface for corrosion and oxidation resistance
✅ V slot design allows sliding hardware and wheel systems
✅ Deburred edges for safer handling
✅ Compatible with 20 series connectors and brackets
✅ Supports M3, M4, and M5 T nuts
✅ Provides rigid support for linear motion systems
✅ Works for CNC frames, printer frames, and robotic structures

💡 Why is 2040 V slot aluminum extrusion used for machine frames and linear motion systems?
It combines structure and guidance in one profile for accurate motion control.

• V slot grooves guide wheels for smooth and repeatable travel

• Aluminum alloy keeps frames light while staying stiff

• Standard slot spacing allows easy mounting and adjustments

• Anodized finish improves long term alignment and surface life

These aluminum profiles are a handy way to build strong, square frames that keep motion smooth and projects easy to customize for both home shops and light industrial setups.