Originally Posted by a1huntingsupply
Yes...it's because of the aluminum cases. I guess some people might not know the difference (they should) between aluminum and brass. If they say NO to all then there is no questions to have to answer.
It would be hard to mistake the two.
I shoot quite a bit of the brass cased Blazer in my Kimber 1911. I've shot some of the aluminum Blazer in a .357, didn't like it a bit. Big hunks of the case mouth would break off.