Fisher Space Military Black Cap-O-Matic Ballpoint Pen, #M4B
This is a New Fisher Space Pen, Model #M4B Personalized Matte Black non reflective Cap-O-Matic Space Pen.
This is a retractable pen with no button on top, the whole cap moves to work the point.
Â This pen is 5-1/8" long and the barrel is .383 with a tapered grip and a pocket clip.
The Cap-O-Matic series come with a medium point black ink cartridge and uses the standard "SPR" series refills.