The Agency Arms Magazine Extension for SIG P320 17-round magazines in black adds 5 rounds to your standard capacity, boosting your total to 22 rounds. This extension is precision-machined from high-grade aluminum with a sleek black finish that complements your SIG P320's aesthetics. It includes a high-quality spring to ensure reliable feeding and function with the increased capacity. The extension's design maintains a low profile while providing an improved grip surface. Compatible with SIG P320 9mm 17-round magazines, this extension offers an ideal balance of increased capacity and seamless integration with your firearm.
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