Two Pack Black Aluminum V Slot Extrusions 20x20mm 400mm Length For 3D Printer CNC Machines Makers Anodized European Standard 20 Series V Type Linear Rail Profiles 2 Pieces

Anodized Black 2020 V Slot Aluminum Extrusions Two Pack
✔️ 20x20mm size 400mm 15.75 inch long 6063 alloy pack of two

These black anodized aluminum V slot rails give sturdy framing for building 3D printers CNC machines and other automation setups.

✅ 20mm by 20mm cross section runs 400mm or 15.75 inches long
✅ 6063 aluminum with smooth anodized black finish resists corrosion
✅ European standard profile works with all 20 series nuts and fasteners
✅ Two pieces per pack straight cut ready for custom machine builds

💡 What is a V slot extrusion used for in machines? These rails make handy framing that lets builders create adjustable linear slides on 3D printers and CNC rigs. - Aluminum V slot profile guides motion smoothly when paired with wheels or nuts - 2020 size fits common European standard hardware without extra adapters - Black anodized surface stands up to workshop use and keeps its look over time - Two pack gives enough length for typical gantry or frame projects right away

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