3 Pack - Schmidt MegaLine 4889 Pressurized Refill - Black Ink

Schmidt MegaLine 4889 Black Ink Pressurized Ball Point Refill. The Schmidt Megaline system allows not only writing upside down or under the most extreme environmental condition, but also a writing with the highest speeds. The air tight system gives these refills a literally unlimited shelf-life. They are equipped with a stainless steel tip manufactured with the upmost precision as well as special ink pastes developed exclusively for Schmidt MegalLine pressurized refills.

• SCHMIDT MegaLine pressurized technology enables not only a writing upside down but also in the most extreme environmental conditions as high speeds.
• Fits Fisher Space Pens, Diplomat Spacetec, first version Sensas and other ballpoint pens using Fisher Space Pen pressurized style refills.
• Refill Reads: SCHMIDT MegaLine 4889 M
• Length: 3 1/2 inch (89mm), Diameter - .189 (4.8mm)
• Made in Germany