Fisher Space Pen Writes Upside Down Ballpoint Retractable Pen， Black (ECL)[Product Information]- Enter your model numberto make sure this fits.
- 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
