Refill cartridge for Kaweco rollerball pens. It is compatible with some other rollerball pens, but we suggest checking your specific pen model first.
Kaweco is recognized globally for their small profile, affordable, well-designed fountain pens. Beginning in 1883 as a dip pen company, Kaweco has evolved over the past century into a German fountain pen powerhouse. Their Sport fountain pen has been an icon of entry-level pens since the 1990s.
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