How Long Can You Leave AR Mags Loaded?

What happens when you leave your AR15 mags loaded for a long time? This question comes up and many wonder what happens over time, do the lips spread, springs compress, will the mag still function? Dave found some mags that were loaded in 2005 and decided to put them to the test.

Great sources for AR magazines:

***Update: Check out our follow-up video here.

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Written by Dave Timm

Dave Timm

Dave is the primary on-camera personality and content creator at Guns & Tactics. His experience the in firearms industry, training, law enforcement and media spans more than two decades. He is a proud retired law enforcement officer, having served as a Patrol Sergeant, use of force instructor, and firearms trainer. During that time, he provided department communication to the public and news media and began creating online content in his “spare time.” He joined the Guns & Tactics team full time after retiring from law enforcement following 20 years of decorated service.

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