Pilot Fountain Pen Ink Converter CON-40 Screw Type
The Pilot Fountain Pen Ink Converter CON-40 is a must-have accessory for any Pilot fountain pen user. This converter allows you to convert your Pilot fountain pen to a refillable pen, saving you money on ink cartridges. The converter is easy to use, simply insert it into the pen and fill it with your favorite bottled ink. The CON-40 converter is compatible with all Pilot fountain pens that use the standard international cartridge size.