The document describes the Mark X 3D printer from Markforged. It can print with continuous fiber reinforcements for strong parts and has a large 330x250x200mm build size. It uses fused filament fabrication and continuous filament fabrication printing technologies. The Mark X allows in-process inspection and quality control during prints. It provides high resolution down to 50 microns for detailed parts. Despite its large build volume, the Mark X has a compact footprint suitable for both office and industrial use.