Summary and Key Points: The M16 rifle, designed by Eugene Stoner and adopted by the U.S. military in the 1960s, has remained a staple due to its reliability, modularity, and effectiveness.

Aahh, the oh-so-controversial AR-15, the semiauto-only civilian market version of the U.S. Armed Forces’ M16 rifle ... s military or police forces as its standard service rifle.

TASS/. Russia’s manufacturer of ORSIS rifles (Promtechnologia) has come up with a smooth bore counterpart of the US assault rifle AR-15 (its military version is known as M16), the company said ...

It is now the standard issue firearm for most units in the U.S. military ... with the M16A2 Rifle and replaces all M3 .45 caliber submachine guns, and selected M9 pistols and M16 rifles.

50 caliber military sniper rifle, and an AB 10 (formerly and popularly known as the TEC-9), a 9 mm semi-automatic pistol, on Dec. 14, 2000. (Duane Braley/Star Tribune via Getty Images) Perhaps ...