Hi all, I am looking to make a large format X and Y CNC router machine which will double as a printer when I add a Z axis, printing head, and heated bed. For it to work as both a router and a printer, I need to have the X and Y axis move the router, or printer head, over the bed area. I'm thinking the best way to do this is which extruded aluminum rails and some sort of bearing system. I've thby FCB17G - Extruded Aluminum Frames