Metal refill in ISO format X20. Waterproof according to ink standard ISO 12757-2, Medium (M) line width. Replacement refill for Schneider K 15, Office and Fave ballpoint pens, as well as many other pen types.
- Metal refill in X20 format.
- Refill length 107mm.
- Ink is waterproof.
- Wear resistant stainless steel tip.
- Compatible with Schneider and other European brands.
