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 for your Pelikan Classic M200. Also it's a good possibility to change the nib size of your pen. The writing sample will help you finding the right nib. The EF nib creates an extra fine typeface and is suitable for handwritings with small swings. The F nib creates a fine typeface and is suitable for handwritings with smaller swings. The M nib creates a medium typeface and is suitable for handwritings with bigger swings. The B nib creates a brought typeface and is suitable for handwritings with big swings.
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