Colt Delivers M4A1 Rifles to Guatemala

More than 2,000 Colt M4A1 rifles are heading to Guatemala, and the first batch has already arrived. Colt has announced the delivery as part of the Government of Guatemala's Foreign Military Sales (FMS) program, describing the acquisition as historic. The rifles support the Guatemalan Army&#0...

By Eric B •

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 •

Colt Delivers M4A1 Rifles to Guatemala Through Foreign Military Sales Program

West Hartford, CT — October 6, 2026 — Colt is proud to support the Government of Guatemala’s Foreign Military Sales(FMS) program with the historic acquisition of more than 2,000 M4A1 rifles. In announcing the initial delivery, the Guatemalan Army stated: “In a ceremonial act, the High Com...

By Eric G •

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 •

POTD: The M4A1 That Provided Its Own Lighting Package

Ask any photographer who tried; muzzle flashes rarely come out as well as this one. At Kapaun Air Station, Germany, an Airman with the 86th Airlift Wing fired an M4A1 carbine during a NATO training exchange focused on interoperability between Allied and partner forces, and the resulting flash loo...

By Eric B •

Late War Assessment of the Sherman Tank

Since World War II, arguments have raged over the abilities of German tanks compared to those of the Western Allies. AFV enthusiasts and armchair generals have debated the merits of the thick armor protection and big gun armament of German armored vehicles versus the less protected and under-gunn...

By Tom Laemlein •

PSA M4A1 Review: Quad Rails, Iron Sights and M4 Nostalgia

The PSA M4A1 brings back the quad rail, fixed front sight and compact handling of the classic military carbine. We put this semi-auto M4 clone through qualification drills and tested it with iron sights out to 200 yards.

By Travis Pike •
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