This acrylic pen is equipped with a broad #6 nib unit, nibs are manufactured by Peter Bock in Germany. Each one is designed and machined, by Karas, in the USA. This particular model fills via a cartridge or converter, standard international size. Can be c
![Karas Pen Co [NN] Karas Kustoms Vertex Fountain Pen Broad](https://cdn.shoplightspeed.com/shops/613973/files/62183648/262x276x2/karas-pen-co-nn-karas-kustoms-vertex-fountain-pen.jpg "Karas Pen Co [NN] Karas Kustoms Vertex Fountain Pen Broad")