• lime!
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    1 day ago

    2000mm caliber means each of those barrels are at least 2.2m (≈7ft3in) outer diameter. probably more. just for reference.

    • Fiona@lemmy.blahaj.zone
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      1 day ago

      They have to have a lot more barrel strength though: If you look closely, the propellant charge is literally a nuke.