Isn’t it some type of polymer or plastic......hence the light weight! memtb
In the case of NovX yes, a composite of polymer and copper I think they say.
I can't speak for the Liberty ones in the OP
The desert is a true treasure for him who seeks refuge from men and the evil of men. In it is contentment In it is death and all you seek (Quoted from "The Bleeding of the Stone" Ibrahim Al-Koni)