For example, when dealing with people who don't get us, I often explain how firearms are part of my core identity. I ask them to imagine how they would feel if someone tried to punish them, and even imprison them, for something that was a central part of their belief structure.
While factual arguments aren't likely to be super effective with most politicians in completely safe seats, the factual argument for banning semi-automatic rifles is so weak that it's possible you may make some headway. Many of those facts are summarized in this Fact Sheet:
https://www.nraila.org/get-the-facts...rge-magazines/ If you do use our factsheets for an in-person meeting, I'd recommend transcribing notes on just 3-4 points that you want to make. That's generally how I always prep people for testimony, and the info is more likely to be discounted if your anti-gun delegate or senator sees our branding.