These are Fisher Pen refills modified for use in the Valiant Concepts keychain pen or the Illumn Micro Pen. They are pressurized and will work in almost any environment as they do not rely on gravity for the ink flow.
Did you know that there's a Fisher Space Pen for your backpack
Every Day Carry Gear (EDC)
Valiant Concepts Titanium Keychain Pen
Every Day Carry Gear (EDC)
[VC Pen Titanium] Valiant Concepts Titanium Keychain Pen
Valiant Concepts Titanium Keychain Pen
Short EDC pens?, Page 2
✅ Dare To Defy Gravity. Meet the Hoverpen, a self-balancing pen with stunning aesthetics and mesmerizing motion. This innovative pen elevates any desk
novium Hoverpen - Luxury Pen for Men & Women, Vertically Standing Executive Ballpoint Pen with Top Grade Free-Flowing Ink Refill, Metal Made, Unique
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IDEAPOOL 0.7mm Replaceable Rollerball Ink Refills for
❤ Refill length: 4.4 in (11.2cm). ❤ 6 black ink refills, 0.7mm fine point, smooth writing. ❤ Whole refills are made of stainless steel material. ❤
IDEAPOOL 0.7mm Replaceable Rollerball Ink Refills for Rosewood Ballpoint Pens, Black Ink, 6 Pack
Pen Refills: Don't Throw Your Empty Pen Away—Refill It!
Valiant Concepts Keychain Pen, Pens