Fisher Space Pen Bullet Pen Gray Cerakote S400H-237 - Writes Upside Down Under Extreme Conditions

The Fisher Space Pen Bullet Pen in Gray Cerakote (S400H-237) is a compact, ultra-reliable writing instrument designed for professionals who work in demanding environments. Its hard-wearing finish and proven performance make it a go-to choice for fieldwork, outdoor expeditions, and technical tasks where ordinary pens fail.

• Size & Profile: 3.75" (9.53 cm) closed — a slim, pocket-friendly pen that’s easy to carry every day.
• Finish: Tungsten gray Cerakote coating provides exceptional durability and corrosion resistance while maintaining a sleek, understated look.
• Ink & Cartridge: Pressurized PR4 cartridge with black ink — designed for consistent flow in a wide range of conditions.
• Writing Versatility: Writes upside down, at any angle, in extreme temperatures, underwater, and over grease — dependable when others can’t write.
• Point Type: Medium point for clean, legible lines suitable for notes, signatures, and quick sketches.
• Packaging: Clam-packed presentation for easy retail display and secure handling.
• Model & Use: Fisher Space Pen Bullet, Gray Cerakote, S400H-237 — purpose-built for professionals who demand reliable performance in rugged work, outdoors, and space-like conditions.

This pen is built to keep writing when many pens stop. Whether you’re in a workshop, on a boat, in extreme temperatures, or dealing with oil and grease, the pressurized cartridge maintains ink flow so you can capture important notes without interruption. Its compact design fits in pockets, tool belts, or notebook sleeves, making it a practical standby for pilots, engineers, divers, tech specialists, and adventurers alike. The Cerakote finish not only enhances durability but also preserves a professional appearance through years of hard use.