CMMG’s MkG GUARD Is Now Rated for 450 SMC
CMMG has announced that—after durability testing—its MkG GUARD pistol caliber carbine in .45 ACP, which is fed from factory Glock magazines, is now safely rated for 450 SMC. More on that round below, via the presser:
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For those unfamiliar with 450 SMC, Triton first conceived the cartridge in 2001. The design was ultimately taken over and completed by DoubleTap ammunition years later. In essence, it is a magnum version of .45 ACP that offers ballistics that are comparable to 10mm. It is a true “stopper” that delivers energy capable of taking down big game.
While the 450 SMC uses a case with the same outer dimensions as .45 ACP, there are a few significant differences that allow DoubleTap to load 450 SMC with five to six thousand pounds per square inch of pressure more than a standard .45ACP. First, the 450 SMC uses a small magnum rifle primer instead of the large pistol primer. This modification allows …Read the Rest
Source:: Tactical Life
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