In This Pack:

* 4pcs Black or Silver Linear Rails

* Extruded Aluminum Rail, 2020 T Slot Aluminum Extrusion with 2020 V Type Slot / 500mm

* T Slot Extrusion Drilled Center Hole: 4.2mm, Untapped, Threaded

* 5.68mm Extruded Aluminum T Slot Compatible with M5 T-Accessories

* Precise 90Deg V Slot Extrusion

* 20mm x 20mm x 500mm Aluminum Rails

* European Standard 6063 Aluminum Framing Extrusion (Anodized)

* Individually Wrapped 2020 Aluminum Extrusion Accessories With No Burrs or Metal Shavings

* 20/20 Aluminum Extrusion comes with 20 SS Drop-In T-Nuts and M5x8mm Screws.

Precise Stability, Precise Motion, Unlimited Design Control. Upgrade your 3D Project Today with P Prefero 3D

For both framing stability AND precise linear motion you can no longer ignore v slot aluminum extrusions. Wheels ride their rails without grooving themselves crooked; saving money, and making cleaner lines. As a linear rail for cnc, linear rail 3D printer or any other project it’s compatible with any aluminum 20 20 t slot rail (2040 / 4040 etc) and T slot accessories.