Fisher Space Pen Chrome Cap-O-Matic w/ Clip

5 1/8" closed. 
This unique design engages the point with entire pen top. 
The standard top button has been removed to create a sleek, easy-to-use writing instrument. 
Subdued matte black aluminum construction with black clip and tip. 
Loaded with medium point black ink cartridge. 

Writes reliably under extreme conditions: over fingerprints, over grease, extreme cold (-50°C), extreme heat (+200°C), over wet paper, in a vacuum, and at any angle, even upside down.
M4C