standard US Army infantry rifle, firing a 5.56mm bullet.

Basic U.S. .233-caliber weapon, used by the armed forces.

A special lightweight rifle (5.56mm) designed especially for use in Southeast Asia

Fires a 5.56mm round to a maximum effective range of 550 meters. Basically a pumped-up .22, the bullet is designed to tumble on impact -- a Very Bad Thing for those hit by it. This venerable weapon is now in its third incarnation. To conserve ammo, the military reduced its full-auto capabilities to a meager three-round burst.

the standard U.S. military rifle used in Vietnam from 1966 on. Successor to the M-14.

M-16 is an album by the German thrash metal band Sodom. The album is a concept album about the Vietnam War and is named after the rifle used by many US soldiers during the Vietnam War.