The Kaweco G2 Rollerball refill fits capped Sport Rollerball pens. The ink is smooth and flowing with bold colour, yet dries quickly. Not suitable for retractable Kaweco Sport pens.
These are great to use and are quick to swap out.
SUITS: Kaweco ballpoint Ice Sport, Classic - Sport, AL Sport with a cap
DOES NOT SUIT: Kaweco retractable ballpoint
SOURCE: Made in Germany