Parker Vacumatic Diaphragms for Vintage Fountain Pens. Three sizes. Free P&P.
Parker Vacumatic Diaphragms for all Vacumatic Pens including the Parker 51 Vacumatic. Small - for the Parker 51 Vacumatic, Vacumatic Debutante and Vacumatic Debutante Slender model. Large for the Vacumatic Maxima and the Vacumatic Oversize.