A simple approach to making the Eleksmaker A3 Laser build have a better functioning X-Carriage! Of course this assumes you bought an Eleksmaker A3 or plan to.

A slightly more than one half cubic meter 3D Printer using V Rails, V Rollers, "C" Rail, mounting plates, and a bunch of 3D printed brackets to provide strength and stability to the frame. Rigidity was the goal and precision and accuracy the result. The software is a whole other topic, many weeks spent dialing that in to make the printer print.

All metal A3 CoreXY pen plotter