Enhance your Sig Sauer P320 with Tyrant CNC’s Sig P320 Magazine Extension, adding up to 5 extra rounds. Crafted from durable aerospace aluminum, this mag extension features a quick, tool-free installation and our innovative “NoBak” retention technology for a secure fit. The extension includes a 10% increased power spring designed to accommodate the added capacity and ensure reliable feeding, providing consistent pressure, reducing the likelihood of jams and misfeeds, guaranteeing smooth operation even in high-stress environments.
The advanced retention plunger technology allows for quick installation and removal in under 10 seconds, with no tools required. When installed on their respective 15-round and 17-round SIG P320 magazines, the extension fits both compact and full-size frames. This extension integrates seamlessly with your existing mags, providing additional firepower without compromising the reliability or handling of your firearm.
Constructed from CNC-machined aerospace-grade aluminum, our Sig P320 Magazine Extension offers exceptional durability and a sleek, flawless finish. Whether you’re a competitive shooter, concealed carrier, or demand additional rounds for self-defense, this gray magazine extension delivers the perfect blend of increased capacity, enhanced control, and superior durability to your P320.





