Kaweco Convertor-Fountain Pen-Kaweco-The Paper Seahorse

Kaweco SPORT Piston Converter

This small piston (plunger) Kaweco converter will fit in all Kaweco Sport pens (AL Sport, Brass Sport, Classic Sport, ICE Sport, and Skyline Sport), allowing you to easily use bottled ink instead of ink cartridges. It holds up to 0.5ml of ink.