Shop Geocaching

Fisher PR4 Space Pen® Refill Cartridge

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  • Regular price $9.83
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This is the PR4- Black Ink Medium Point Space Pen Pressurized Cartridge from Fisher.

It is a 3.5 inch cartridge, and will work on any of the Fisher Space Pens that we have carried at Shop Geocaching.

Please note: This is a replacement cartridge. Pens are sold separately.


Keep your Space Pen® writing!

This is a replacement cartridge for all styles of the Fisher Space Pens that we have carried. It is a standard 3.5 inch cartridge with blank ink.

This replacement will last 3.5 times longer than the typical ball point pen!

Or 6 weekly interest free payments from $1.63 with what's this?