The M27 Infantry Automatic Rifle (IAR) is a 5.56mm, select-fire assault rifle / squad automatic weapon developed from the HK416 by Heckler & Koch. It is used by the United States Marine Corps (USMC) and was originally intended for automatic riflemen, [6] but now is issued to all infantry riflemen as a replacement for the M4 carbine.

M27 步兵自動步槍 （英語： M27 Infantry Automatic Rifle，簡稱：M27、IAR或M27 IAR，以下簡稱為M27 IAR）是一款5.56公釐口徑可切換射擊模式的突擊步槍，主要基於 德國 軍火製造商 黑克勒&科赫 所生產的 HK416 北約 5.56×45公釐 口徑 突擊步槍 的16.5英寸（419.1公釐）之重 槍管 版本，目前由 美國海軍陸戰隊 （英語： United States Marine Corps，簡稱：USMC）使用，主要用途在於增強全自動步槍手（英語：automatic rifleman）的機動性。

HK M27自动步枪（英语：HK M27 Infantry Automatic Rifle，简称：M27、IAR或M27 IAR，以下简称：M27 IAR）是美国海军陆战队（英语：United States Marine Corps，简称：USMC）对德国军火制造商黑克勒-科赫于2009年以HK416 5.56 × 45毫米北约口径突击步枪的16.5英寸（419.1毫 …

The M27 Infantry Automatic Rifle (IAR) is a lightweight, magazine -fed 5.56mm weapon used by the United States Marine Corps. It is intended to enhance an automatic rifleman's maneuverability and displacement speed, and it is based on the HK416.

2012年6月1日 · The M27 has a three position fire selector; Safe, Fire, and Auto, with the traditional H&K pictograms for each. Controls are on both sides of the receiver. The pistol grip is very comfortable and has a polymer pebbled surface to enhance grip.

2018年12月28日 · Adopted by the U.S. Army and used by many other ground warfare forces of the world, the AR-15-based HK416 model automatic rifle from Heckler & Koch of Germany also forms the basis of the new United States Marine Corp's …

The M27 Infantry Automatic Rifle (IAR) is a 5.56mmx45mm rifle that used by United States Marine Corps (USMC) forces. The M27 will replace many of the M249 SAW belt-fed light machine guns currently employed at the squad level.

A variant of the Heckler & Koch HK416, the M27 Infantry Automatic Rifle (IAR) was selected by the U.S. Marine Corps in August 2011 in an innovative program to develop a highly accurate, lightweight, and more reliable alternative to currently

2021年3月14日 · Thanks in part to a redesigned action and free-floating barrel, the M27 not only boasts better accuracy than its two predecessors, but also has a farther effective firing range as well — it’s...

2013年4月20日 · M27 gunners were engaging targets well out to 500, 600 meters with one shot hits and immediately taking out near targets of opportunity with bursts and magazine dumps. For Military Operations in Urban Terrain (MOUT), the M27 performed at the same level as an M4, if only a little longer and heavier (7.9 lbs unloaded).