The Hinderer Knives Investigator Modular Pen with Black Ink is crafted from CNC machined Stainless Steel and given a tumbled finish. Lightweight and overbuilt to take a beating…and give one. The Investigator was designed to be as small as a standard size refill would allow, yet still be usable in a tough situation. Cap screws onto either end to prevent loss and features Hinderer logo.
Uses Fisher Space Pen full size refills (pn# SPR4B).
Brand new direct from Hinderer Knives.













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