Shock kills them. Plus it will be in them tearin them upMaybe just knock his ass out cold? No penetration. That the idea?
Nice dude. Add a few small washers and it'd be easy to get to the 100 gr mark.85 grains as they sit..could up it with a nut and a longer bolt. As its sits the bolt is 3/4 inch (8/32) and a wingnut in 8/32.