This video from AT3 Tactical's GeAR Grind series focuses on upgrades for the SIG SAUER P320 pistol. It highlights the installation and features of a Backup Tactical threaded barrel, Magpul AGM magazines, and a Holosun SCS MRS optic. The content aims to provide informative details on fit, form, feel, function, and features of these accessories, contributing to a more informed and safer firearms community. The description also includes links to other AT3 Tactical resources and emphasizes adherence to all applicable firearm laws.
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![[Reviewed] SIG P320 Upgrades / Backup Tactical Threaded Barrel / Magpul AGM Mags / Holosun SCS MRS](/_next/image?url=https%3A%2F%2Fi.ytimg.com%2Fvi%2FYXYcqoGOG9E%2Fhqdefault.jpg&w=3840&q=75)
