Army engineers and scientists optimized the EPM to work with the M4/M4A1, M16 rifle, and standard military ... N.J. engineering team subsequently made a design change to the magazine that ...

But by then, the rifle’s design was long out of Stoner’s hands. The Colt 601 had launched the M16’s career with the U.S. military. Nearly 4 million M16s of all types of would be produced ...

Here’s What You Need to Remember:The obvious advantages of the M16 over the larger ... Meanwhile, a new rifle design from the ArmaLite corporation was gaining a lot of attention.