The Kaweco piston converter allows you to easily use bottled inks instead of cartridges in your pens. The converter is plugged into the cartridge opening, then the pen nib is dipped into the ink bottle and the converter is pulled up to draw the ink in. This converter is compatible with the Kaweco Sport Fountain Pen.
Kaweco have been manufacturing pens and pencils in Germany since 1883. Their long history has made them experts in their craft, as they're known globally for their high quality and high performing tools. Modern, compact, and innovative, their product catalogue is influenced by traditions and show their commitment to quality.