FPR-FNF #6 Two-tone Ultra Flex Bock Compatible Nib Unit (ebonite feed) FPR #6 UF Nib Upgrade adding to your collection

adding to your collection

It does not take up much space in the pocket but posts at a full size pen length

A fun little rollerball pen that accepts fountain pen ink cartridges

Available in either silver or gold finish

They will be available to ship by mid-October

FPR-FNF #6 Two-tone Ultra Flex Bock Compatible Nib Unit (ebonite feed) FPR #6 UF Nib Upgrade adding to your collectionFPR 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