Has anybody ever seen plastic 2020 t-slot extrusion for sale?

Generic XBEAMS 10pcs Rigid Plastic T Slot 2020 Extrusion DIY Black plastic t slot extrusion The black plastic ends get bolted to the Z axis 20mm T-slot upright pieces - Click on the images to see a larger image 3d printer Close ups of plastic slot Before purchase please verify the dimension diagram and specification T Slot aluminum extrusion profile is a very popular aluminium profile for easier and

plastic t slot extrusion You can easily attach stuff anywhere to them such as plates, plastic parts, etc; They really aren't that expensive (~$5foot for 20x40mm,