JOWO thread Compatible - Standard Size 6 Nib assemblies EF, F, M, B from Osprey

 Osprey Pens is offering Size 6 standard nib units compatible with Pens that accept JOWO nib assemblies. Available in EF, F, Med, Broad and Broad -Stub.

These units will not fit your regular Scholar or Milano fountain pens, as they are made specifically to match a JOWO thread pattern.