Graf von Faber-Castell Classic 18K Spare Part Nib in EF, F, M or B
Made in Germany
If your nib is broken or you lost it and don't want to buy a whole new pen, here you can get a new one. Also it's a good possibility to change the nib size of your pen.
It's an original bi-color 18 Carat nib which you can screw in you grip section.