The only reason I carry a HK p7 M8 rather than a P7 M13 is that the P7 M13's thicker grip (to accommodate the double-stacked 13 round magazine) feels like a 2X4 in my hand and makes it difficult to achieve a consistent grip (mandatory for accuracy).
Having said that, the best way to double your firepower is to have another trained shooter join you on your side. Cops can do that. Citizens rarely, if ever, can.
“the best way to double your firepower is to have another trained shooter join you at your side”
Then I’m blessed even more than I thought. My new wife is not only beautiful and accomplished, she also was on the U.S. Army Marksmanship Team. Her specialty: the .45 auto with which she earned a Camp Perry bronze award. Soon we’ll head for the range together.
Meanwhile, watch out for the gun grabbercrats. But even Obama realizes gun control is a third rail issue.