Field Notes

News

Product guides, surplus history, firearm spotlights, and updates from the Centerfire Systems team.

Effective January 1, 2026, two California laws — AB 1263 and SB 704 — impose FFL-transfer, written-notice, age-verification, and reporting requirements on firearm barrels, accessories, and manufacturing machines shipped into the state; and as of July 1, 2026 a third law, AB 1127, bars California dealers from selling certain semi-automatic "machinegun-convertible" pistols. These sit on top of California's existing rules for firearm precursor parts and ammunition. Until we can build a fully compliant process, Centerfire Systems has suspended all shipments to California. Here's what changed and what it means for your order.

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Starting August 1, 2026, Colorado requires buyers to complete a state-approved firearms safety course before purchasing or transferring most semiautomatic firearms with detachable magazines. Here's what the new law (SB25-003) means for your orders.

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New state laws with a July 1, 2026 effective date affect Virginia and Rhode Island. Rhode Island's ban is now in effect; Virginia's assault-firearm and magazine ban is currently on hold due to late-June court injunctions, while a separate Virginia firearm-industry law did take effect July 1. Centerfire Systems is not accepting orders from Virginia at this time, and covered items cannot ship to Rhode Island. Here's what these changes mean for your orders.

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The HK21, a general-purpose machine gun designed and manufactured by the renowned German company Heckler & Koch, stands as a testament to the innovation and engineering prowess of its creators. Launched in the 1960s, this machine gun has carved its niche in military history, celebrated for its reliability, versatility, and performance. This blog post delves [...]
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The year is 1930, a time of innovation and development. As the world modernizes and adapts to new political and military realities, so too must the newly created Soviet Union. Set against the backdrop of the recently ended Russian Civil War and First World War, the Soviets must also attempt to bring their country up [...]
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The Yugoslavian M53 machine gun is a weapon that stands as a testament to the enduring utility of World War II-era firearms. As a near-identical clone of the German MG42, the M53 has carved out its own niche in military history, serving various armies and conflicts long after its inception.Origins and DevelopmentThe story of the [...]
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In the realm of submachine guns, few have carved as distinct a legacy as the Finnish Suomi KP-44. Born out of the harsh climates and dire necessities of World War II, the KP-44 stands as a testament to Finnish engineering and tactical foresight. This blog post delves into the history, design, and enduring legacy of [...]
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The Sig Sauer P320 is more than just a handgun; it represents a significant leap forward in firearm design and functionality. Since its introduction, the P320 has gained a reputation for reliability, modularity, and ease of use, making it a popular choice among law enforcement, military personnel, and civilian gun enthusiasts. This article delves into [...]
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In our unpredictable world, maintaining a constant state of readiness can significantly enhance safety and security during unexpected events. Natural disasters, power outages, and other emergencies can occur without warning, making it essential to have certain supplies always on hand. Three of the most crucial items to include in your preparedness arsenal are medical kits, [...]
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