The M203 grenade launcher has been a vital part of the U.S. military’s arsenal since its introduction in the late 1960s. Designed to attach under the barrel of a standard military rifle, this 40mm single-shot launcher provides soldiers with enhanced firepower in a compact, versatile package. Advertisement

Originally developed for the M16 and its carbine variant, the M4, the M203 allows soldiers to switch quickly between direct rifle fire and launching grenades. Over the years, its reliability and adaptability have made it a staple in various combat scenarios, cementing its place in military history.

Background

The M203 grenade launcher is a single-shot, 40mm, under-barrel attachment designed to enhance the firepower of a standard rifle.

This image was taken during the Vietnam War, and

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