Aluminum magazine extension for Sig Sauer P320 9mm adds five rounds to 17-round magazines. Anodized black finish. Compatible with Agency Arms X-Series and factory Sig magwells.
Fits: Sig Sauer P320
This precision-engineered magazine extension transforms your Sig Sauer P320 into a higher-capacity platform. Designed specifically for 17-round magazines, it adds five additional rounds to your magazine capacity.
This base pad is not compatible with the AXG Magwell. Verify your magwell type before purchase to ensure proper fit and function.
For shooters seeking increased magazine capacity without changing their firearm platform, this extension offers a straightforward solution. The aluminum construction ensures reliability while the anodized finish resists corrosion. Whether you're training, competing, or preparing for duty use, additional rounds on tap can make a meaningful difference.