[Hodar]

I carry a gun because I can’t carry a cop.

"I carry a .45, because they don't make a .46"

[WOBBLY BOB]

46+ :

http://billstclair.com/blog/images/sw500-4inch.jpg

[Little Ray]

They do however, make a .457 and .50, if you’re into wheelguns.
Both are somewhat uncomfortable to shoot, an nearly impossible to conceal, so I’d stick with the .45.