Fisher Space 3 Ballpoint Refill Blue medium
The Fisher Space Pen Gas Pressure Mine writes with the tip up, under water, in burning heat (up to 200 degrees Celsius), icy cold (down to -50 degrees Celsius) and in weightlessness.
The writing time is three times as long as that of a conventional ballpoint pen.
An included adapter converts the Fisher Space Pen Mine into a "Parker Large Capacity", making it suitable for use in ballpoint pens with a large-scale refill ballpoint pen.
These include: Aurora, Cleo, Delta, Diplomat, Graf von Faber-Castell, Ferrari, Faber-Castell, Kaweco, Lepine, Omas, Parker, Pelikan, Senator, Visconti, Waldmann u.v.m.
Available in the following colors and line widths: