The Spare Mag

 Thoughts, comments and curiosities...

The "Spare Mag" is Riverman Gun Work's blog about all things Magazine, Clip and Firearm related.

This is the beginning of the Riverman Spare Mag Blog.  We plan to have regularly occurring posts about magazines, clips, firearms and more. Check back often for updates!

Magazine Trivia for the week:

1/8/2025:     Did you know?   The .223 Remington (and its close relative, the 5.56×45mm NATO) is the most popular rifle cartridge in the United States based on the number of firearm models chambered for it. This popularity stems from its use in the AR-15 platform, which is the most commonly owned rifle type in the U.S. Key factors contributing to the .223 Remington/5.56 NATO's widespread use include: Versatility: These cartridges are used for a variety of purposes, including hunting small to medium game, target shooting, and self-defense. Affordability: Ammunition is relatively inexpensive and widely available. Platform Popularity: The AR-15 platform dominates the U.S. rifle market, and most AR-15 rifles are chambered in .223/5.56. Customization: The modular nature of AR-15s has led to a proliferation of compatible firearms and accessories. Military and Law Enforcement Use: The 5.56 NATO is the standard issue cartridge for U.S. military and many law enforcement agencies, contributing to its civilian adoption. Other cartridges, such as the .308 Winchester, .30-06 Springfield, and .22 Long Rifle, are also very popular but tend to be outpaced by the .223/5.56 in terms of the sheer number of firearm models designed around it.  -  per ChatGPT 1/8/2025


10/22/2024:     Did you know? The standard AR-15 magazine was originally designed to hold 20 rounds, not 30! Early versions of the rifle, developed in the 1960s, were equipped with 20-round aluminum magazines. However, during the Vietnam War, soldiers found the need for more firepower, leading to the now-common 30-round magazine. This change became the standard for military use and remains the most widely used magazine size for the AR-15 platform today.  -  per ChatGPT 10/22/2024

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