This TWSBI stainless steel Medium replacement nib was designed for the TWSBI Diamond 580 fountain pen, so that you can change different nibs to suit your mood. Just unscrew the section, push out the old nib unit and insert the new one.
TWSBI Diamond 580 Nib Unit - Medium
TWSBI
$20.00
- SKU:
- M7443580
- UPC:
- 4711467443588
- Nib Material:
- Steel