The M4A1 Carbine Evolution

The M4A1 is one of the most recognizable U.S. military carbines of the modern era. Still, the weapon that entered service in the 1990s is not quite the same M4A1 that soldiers and special operations forces use today. Its development has been driven by a recurring problem: how to keep the M4'...

By Lynndon Schooler •

Maryland Judge Finds Glocks Are Protected Arms, Yet Lets Sales Ban Proceed

Maryland’s Glock sales ban remains on track for January 1, 2027, after a federal judge recognized the targeted handguns as protected arms but denied preliminary relief. A Connecticut judge blocked a similar restriction, exposing a sharp disagreement over banning lawful pistols because criminals...

By Duncan Johnson Editor in Chief •

What Will Make Your Gun Fail (and Why)?

Though it’s certainly possible for the items in our lives to suddenly and catastrophically give up the ghost, we often benefit from a number of clues that indicate something might go wrong. Live long enough, and you’ll probably have to deal with a phone charger that needs to be at just the ri...

By Clayton Walker •

Gun Trace Data Turns Lawful Dealers Into Gun-Control Targets

A Firearms Research Center analysis exposes how gun-recovery statistics are used to cast suspicion on lawful firearm dealers. The implications reach every FFL: a gun’s later recovery does not establish that the dealer who handled it did anything wrong.

By Duncan Johnson Editor in Chief •

San Diego Sues Polymaker, Claims 3D-Printer Filament Is a Firearm Precursor Part

San Diego County, represented in part by Giffords, is suing Polymaker over its ties to gun-printing creators. The complaint argues that firearm-oriented marketing makes certain 3D-printer filaments regulated firearm precursor parts—extending California’s gun-control campaign into raw material...

By John Crump •

What Is a Citizen First Responder?

Editor’s Note: This article describing the citizen first responder is presented for discussion purposes. Know and follow your jurisdiction’s laws regarding self-defense, and ensure that anyone rendering aid is qualified to do so. Seek competent training from qualified instructors. A commo...

By Randall Wilson •

Quick Overview of Barrel Service Life

Barrel-life specifications are a familiar sight in government solicitations, technical documents, and manufacturer literature, but what do they actually mean? A barrel rated for a certain number of rounds is not necessarily guaranteed to perform identically throughout that entire service life, an...

By Lynndon Schooler •
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