Opus 88 Fountain Pen FPR #6 UF Nib Upgrade Compatible pens: FPR Tanoshii and

Compatible pens: FPR Tanoshii and any other pen that accepts #6 JoWo nib units

or ED filled

-FPR Royal Flush Shimmering Ink

Converter for eyedropper filled (screw on proprietary converter included)

Opus 88 Fountain Pen FPR #6 UF Nib Upgrade Compatible pens: FPR Tanoshii andThe Opus 88 Demonstrator fountain pen is a large eyedropper filled pen with a piston operated shut off valve. It comes with an eyedropper and is packaged in attractive Opus 88 boxing. Note: The Opus 88 cannot be posted. An ebonite piston and rubber gasket seals the feed off from the barrel when fully tightened. This keeps the pen from leaking which is a common drawback of eyedropper filled pens. To open ink flow to the nib simply loosen the rod inside