Fisher Space Pen Refills
Countless experiments and the subsequent findings resulted in the sealed and pressurised Fisher Space Pen ballpoint refill. Thixotropic ink in a pressurised reservoir ensures their pens work both on Earth and in space.
Space Pen Refills
Fisher Space Pen Pressurised Ballpoint.
A pressurised reservoir refill | ultra hard tungsten carbide ball tip | stainless steel precision socket | available in fine and medium | black, blue, red or green.