Montblanc Meisterstück Fountain Pen Converter 105181
A converter that fits Montblanc Meisterstück 145 fountain pens, this converter screws onto the section of the fountain pen.
This converter is not appropriate for Mozart and Starwalker pens...
Montegrappa Fountain Pen Converter (Screw-In)
A Converter that fits most Montegrappa Fountain pens that have a cartridge/converter filling system and use a screw-in type converter...