XS_NORTH_MARK_SCALE
Category in Advanced options dialog: Marking - parts
Use this advanced option to define the scale of the north mark symbol. By default, north marks have a scale of 1:1.
You can also create a larger symbol for north marks in the Symbol editor. By
default, the north mark symbol is number 32 in the symbol file
xsteel.sym.
This advanced option is model specific and the setting is saved in the options database.