Refill for "CRITERIUM" 2707-2706 Billé Vintage Pen Pen Black Or Blue Ink

New refill for Criterium 2707 or 2706 pen, black, blue or red ink. The refill for Criterium pens has not been produced for decades. I have produced a refill for this pen. mirror polished. Il refill per le penne Criterium, non è più prodotto da decenni.

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