Siphon
The Microtech Siphon 2 Pen is the larger sized version of the original Siphon pen with improvements like a pocket clip and longer shaft with rubber o-rings for superior grip while writing. The Siphon II is a groundbreaking design from the minds that brought you the Ultratech and The HALO, simply pull the lever up to reveal the writing tip. Each Siphon II has the Microtech logo with the serial number and birth date on the pocket clip, these pens all use the universal Fisher Space Pen refill.
