The U.S. Army is considering several upgrades to the M4A1 Carbine that could improve ... The M4A1+ would also feature a more effective flash suppressor/muzzle brake brake "designed to reduce ...

In 2013, the gun world changed. For more than a decade, standard-issue M4 and M4A1 carbines used by infantry in the U.S. Army had been manufactured by just one company -- Colt Defense. A competing ...

For several years, Special Operations Command has been hunting for the best suppressed upper receivers for their M4A1 carbines. They’ve chosen the Sig Sauer MCX SURG System to upgrade these weapons.

The U.S. Marines are on track to issue 30,000 suppressors to their troops by 2023. ... for use with the M4 and M4A1 carbines, M27 infantry automatic rifle, and M38 designated marksman rifle.

Months later, MARCORSYSCOM issued a sources sought notice to the defense industry for between 18,000 and 194,000 commercially-available suppressors for the M27, M4, and M4A1.

The M4A1+ effort was designed to look for add-on components that will “seamlessly integrate with the current M4A1 Carbine … without negatively impacting or affecting the performance or ...

Suppressors Sig Sauer Inc. was awarded a five-year contract to supply the U.S. Special Operations Command with an upper suppressor for the M4A1 rifle, and Surefire has provided the command with ...

Army Wants Upgrades to Improve M4A1 Carbine's Performance, Accuracy By Military.com Published March 18, 2015 7:13am EDT | Updated May 3, 2016 8:37am EDT ...

The U.S. Army aims to build a new and improved M4A1 carbine. But who will do the building? Photo: Expert Infantry via Flickr. In 2013, the gun world changed. For more than a decade, standard-issue ...

The M4A1+ effort was designed to look for add-on components that will “seamlessly integrate with the current M4A1 Carbine … without negatively impacting or affecting the performance or ...