Xol Toolhead is the evolution of 'Mantis Xol 2'. Aimed at modularity and quality of life improvements for installation and serviceability. We have left the mantis carriage behind, and thus are now just Xol sans Mantis. Don't worry, it's still a bit ugly. We wouldn't fix that.
The bom states 6 m2 inserts without the bones and 8 with the bones while in reality you need 8 without the bones and 10 with the bones