Description
Keep your Fisher Space Pen performing at its best with our Fisher Space Pen Black Ink Medium Point Pressurized Refill. Engineered with the same legendary technology trusted by NASA, this refill delivers smooth, reliable writing in conditions where ordinary ink cartridges fail.
The pressurized ink cartridge writes upside down, at any angle, underwater, and in extreme temperatures ranging from -30°F to +250°F. Designed to last up to three times longer than the average pen refill, it resists drying out, leaking, and skipping—making it ideal for everyday use, travel, fieldwork, or emergencies.
- Genuine Fisher Space Pen replacement refill
- Writes in extreme conditions and zero gravity
- Material: Brass
- Color: Black
- 3.51 inch length; .19 inch diameter
- Cartridge: Fisher Pressurized PR4, Black Ink, Medium Point; Compatible with any PR refill
- Made in the USA
