http://www.ammoland.com/2009/01/14/rifle-calibers-bullet-twists-charts-available-brownells/ Shooting Sports News Sun, 21 Mar 2010 22:31:37 -0400 http://wordpress.org/?v=2.8.4 hourly 1 http://www.ammoland.com/2009/01/14/rifle-calibers-bullet-twists-charts-available-brownells/comment-page-1/#comment-5064 Wood Smoke » Blog Archive » Competitive shooting Thu, 10 Sep 2009 14:52:24 +0000 http://www.ammoland.com/?p=4482#comment-5064 [...] types of guns that must be used for example the minimum caliber your handgun can be is .32 cal. Caliber is the diameter of the case in inches, so a .32 cal. is .32 inches in [...] [...] types of guns that must be used for example the minimum caliber your handgun can be is .32 cal. Caliber is the diameter of the case in inches, so a .32 cal. is .32 inches in [...]

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