Foray Rollerball Black Refill to Fit Waterman Rollerball Pens Fine Point (0.5 Mm) (2 Pack) Black Ink Fine Point 0.5 mm Finest Inks High quality metal parts Fits these brands: Aldo Domani, Aurora, Acme, Bexley, Bossert & Erhard, Colibri, Delta, Diplomat, Elysee, Faber-Catell, Foray Focus, Hauser, Inoxcrom, Itoya, John Pierre Lapine, Krone, Marlen, Montegrappa, Monteverde, Nettuno, Omas, Pelikan, Retro 51, Rotring, Schmidt, Schneider, Sensa, Stipula, Visconti, Yafa