Reply To: Are guns allowed to be carried on shabbos?

I do not know if we are allowed to mention other jewish websites (that start with a v and end with an n), but
Rav Hoffman published an article on friday on this question. He has more than one tshuva claiming its a kli shemelachto l’heter
The theory is, that the vast majority of the time the gun itself isn’t being used, it is simply acting as a deterrent
I am guessing (though this wasn’t discussed) that the ammo becomes no different than a battery in a watch