A 2-pack of Monteverde capless P42 gel rollerball refills in purple with a 0.7mm Fine tip. A combination of gel ink with a ceramic ball and a stainless steel tip.

These ceramic gel refills are compatible with many Parker-style capless (twist-style) ballpoint and rollerball pens.

Additionally, it also fits the following brands of twist-style ballpoints and rollerballs:

• Aldo Domani
• Acme
• Aurora
• Bexley
• Bossert & Erhard
• Colibri
• Conklin
• Delta
• Diplomat
• Elysee
• Faber-Castell
• Foray Focus
• Hauser
• Inoxcrom
• Itoya
• Jean Pierre Lepine
• Krone
• Marlen
• Montegrappa
• Monteverde USA
• Nettuno
• Omas
• Parker
• Pelikan
• Retro 51
• Rotring
• Schmidt
• Schneider
• Stipula
• Visconti
• Yafa
• and many more