Here is a good article about Mike McNett's Double Tap Ammo

by Rob Leahy , Prescott, Arizona, Tuesday, August 25, 2015, 09:54 (3318 days ago) @ Bruce in WV

Some Shots at Ammo
Mike McNett (left), President of DoubleTap Ammunition, trains on the range with Travis Roundtree, Manager of Simply Rugged Holsters. The best way to know what users need -- in terms of ammo or holsters -- is to actually use them in a training environment.
The silliness over ammunition has been a long-standing tradition in the firearms trade, much of it from ammunition users – non-sworn citizens and cops alike. Nowhere is it more in evidence than in the inanity seen in the firearms media. It seems that controversy drove magazine sales like it now drives "unique visits," "clicks" and other nonsensical metrics.
The purpose of ammunition in the defensive context is to help you stay alive...
http://www.thetacticalwire.com/features/230046

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Of the Troops & For the Troops