Fisher Space Pen M4B Military Matte Black Cap Space Pen - - Non-Reflective - O-Matic [Used]

Cap Activation Length 5.375 in (13.65 cm) Includes Fisher PR-4 black ink medium point cartridge Packaging gift box Writes at any angle, even in Zero Gravity. Simply the most versatile pen ever made.;Writes in extreme temperatures from -30F to 250F;Each Fisher Space Pen is precision assembled, hand tested, and carries a lifetime guarantee against all manufacturing defects;All Brass and steel construction