🖋️ Write Beyond Limits — The Pen That Defies Gravity
The Fisher Space Pen SPR4B is a bold black pressurized refill designed to fit any standard ball pen with its included adapter. Measuring 98mm and weighing 10g, it boasts a sealed ink cartridge with an extraordinary 100-year shelf life. Engineered to perform in extreme conditions—from freezing -30ºF to scorching 250ºF, underwater, and even zero gravity—this refill ensures your writing never quits, no matter where your ambitions take you.
| Manufacturer | Fisher Space Pen |
| Brand | Fisher Space Pen |
| Model number | SPR4B |
| Product Dimensions | 8.89 x 0.51 x 0.51 cm; 10 g |
| Color | black/bold |
| Material Type | Plastic |
| Number of Items | 1 |
| Size | 1 Count (Pack of 1) |
| Point Type | Bold |
| Ink Color | Black |
| Manufacturer Part Number | SPR4B |
| Item Weight | 10 g |
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