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Sig MPX Copperhead - ArmsVault
A look at the new Sig MPX Copperhead. The the ultra-compact MPX Copperhead comes equipped with the new Sig Sauer Pivoting Contour Brace (PCB) giving pistol users a brace that easily adapts to the movement of the shooter’s arm with a patented swivel operation for perfect placement, and can be rapidly deployed.