How to assemble Gantry and Rails.
Gantry and Rails are shipped assembled with speed reducers, belt pulleys,idle pulleys,belt,belt tensioner and all necessary hardware.
This configuration allows for building yourself the table and to install Rails and Gantry to complete the machine.
Table can be constructed sturdy at your location being more advantageous to DIY...that way you save on materials,labor and finally the total cost of the build.