Fisher Space Pen SPR3 Refill, Green Medium
For Fisher Space Pens, Most Sensa Pens and all Parker-Style Pens (with included adapter)
Fisher Space Pen refill in green medium, 1.1 mm tungsten carbide ball. Fisher Space Pen's sealed pressurized cartridge performs in temperatures from -30F to +250F, underwater, in zero gravity, at any angle - even upside down! Fisher refills are the choice of ski patrols, search and rescue teams, law enforcement agencies, armed forces and everyone who demands reliability in a writing instrument. Each refill includes a plastic adapter so the refill can be used in any Parker-style pen. Blister packed. Fisher part number SPR3. Made in USA.