Fisher Space Pen Ballpoint Refills – Silver Ink

Fisher Space Pen Ballpoint Refills – Silver Ink

Silver Ink Medium Point Space Pen Pressurized Cartridge. 
This is the Fisher standard 3 ½ inch Pressurized Cartridge that fits most of our pens.
The Write Out for this Cartridge is approximately 15,000 feet depending on writing style – 3 ½ times longer than a typical ball point Cartridge.