Originally Posted by
Tamara
Ah. Okay, I'm tracking now.
(The reason I brought up the other was IIRC, and this may be a wive's tale, but the reason that shotgun shells are generally colored by gauge is to prevent the error of sticking a 20 in a 12, because it'll slide into the chamber and down the forcing cone and allow you to chamber a 12 gauge shell behind it with the predictable results. I don't know how many departments would stock both gauges in a liability conscious world, but I may be way off base.)