FPR-FNF #6 Two-tone Ultra Flex Bock Compatible Nib Unit (ebonite feed) Nautilus FNF add on Premium acrylic or body and

Premium acrylic or body and cap with gold plated rings and clip

The pages are B6 sized (5" x 7")

Red/Black/Cream Swirl

Last two open slots accommodate longer pens

A stunning blue that sheens to red

FPR-FNF #6 Two-tone Ultra Flex Bock Compatible Nib Unit (ebonite feed) Nautilus FNF add on Premium acrylic or body andFPR has teamed up with Flexible Nib Factory to bring you #6 Bock compatible nib units that are fitted with FPR ultra flex nibs and FNF ebonite feeds for maximum ink flow for flexing. These units offer all the generous flow of an ebonite feed and will fit any #6 Bock threaded pen including our fountain pens. They write with an extra fine 0. 4mm line on the thin end and 2. 0mm fully flexed. They are tipped with top quality German made material for a