PRODUCT DETAILS
- Sealed pressurized ink cartridge
- Measures 96mm
- Performs in temperatures from -20ºC to +200ºC
- Writes underwater, on wet paper and over grease
- Writes at any angle, even upside down!
- Writes in the gravity-free vacuum of space
- Will never dry out
- Suitable for everyone who demands reliability in a writing instrument
These triple action refills are for made to fit the Q4 Fisher Space Pen and most 2/3 colour pens. Just snap the refill via the indents to the required length.
The U cartridges contain a much smaller amount of ink. They write for approximately 1200 feet depending on your writing style, as compared to our regular PR cartridge which should write more than 12,000 feet depending on style and surface.
