Pen operation and refill


To operate, simply twist the tailpiece clockwise while holding the bullet casing and the pen tip will extend. Twist counter-clockwise to retract the pen tip.
To replace the ink cartridge, grip the bullet casing firmly and pull the tailpiece until it detaches from the pen body.
Twist the plastic tip of the ink cartridge counter-clockwise to remove. Insert a new ink cartridge and twist clockwise to lock. Replace the tailpiece and you are ready to write!