[quote=Cariboujack] That brings up, "How much sight radius would you want? I'm talking in terms of fighting back against a determined attacker."
I'm still sorting that one out.
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Check out the Governor. It is slightly larger than your gun but surprisingly light and you're gonna gain the ability to go with a bunch of different rounds. The right holster, and it is almost as concealable especially during times of heavier attire.
There's a preacher in WV that is blessed to live in a community where he can even carry his Governor into the bank without raising an eyebrow.