SIG Sauer's John Hollister details the new SBR versions of both the MPX (pistol-caliber, 9 mm, .40 S&W and .357 SIG) and MCX (rifle-caliber, .223 Rem., .300 BLK and 7.62x39 mm) from the 145th Annual Meeting of the NRA.
In the constantly evolving world of Constitutional carry, shall-issue carry permits and other firearm-related laws, traveling across state lines can see significant changes.