The Heckler & Koch MG4 (also known as the HK123) is a belt-fed 5.56 mm light machine gun designed and developed by German firearm manufacturer Heckler & Koch. It was developed in the late 1990s and first seen publicly in September 2001.

The MG 42 (shortened from German: Maschinengewehr 42, or "machine gun 42") is a German recoil-operated air-cooled general-purpose machine gun used extensively by the Wehrmacht and the Waffen-SS during the second half of World War II.

The M249 SAW (Squad Automatic Weapon), [4] [5] [6] formally the Light Machine Gun, 5.56 mm, M249, is the United States Armed Forces adaptation of the Belgian FN Minimi, a light machine gun manufactured by FN Herstal (FN).

The MG4 is a light machine gun in calibre 5.56 mm x 45 NATO. The belt-fed, fully automatic weapon is an indirect gas-operated open-bolt design with a locked rotating bolt head. As a one-man weapon,... The high combat value of the MG4 lies in its modular construction and the ergonomic design of its components.

M249是以 比利时 FN 制造的 FN Minimi轻机枪 的改良版本，发射5.56×45毫米口径 北约 标准弹药。 M249机枪与FN公司的“米尼米”轻机枪比较，M249具有更强的可靠性和更强的火力，使用装有200发弹链供弹，作战中出现缺乏弹药的紧急情况时，可使用 M16步枪 或M4步枪的 弹匣 进行射击。 该枪配有可折叠式两脚架，并可以调整长度，也可以换用三脚架。 此外，M249采用新的液压气动后坐缓冲器，可以减小后坐力设有旋转式气体调节器，适用于不同的射击环境。 [4] M249机 …

The FN M249S®, a semi-automatic version of the M249 SAW light machine gun, was originally developed by FN Herstal as the FN MINIMI® and adopted by the U.S. military in 1988. The rifle features the signature 18.5-inch FN cold hammer-forged, chrome-lined barrel and operates from a closed-bolt position.

It entered service in 1942 and quickly became the Wehrmacht’s standard machine gun. The MG42 boasts a unique design featuring a roller-locked recoil system and a stamped steel receiver. This makes it lighter than the MG34 and allows for a very high rate of fire, between 1,200 and 1,500 rounds per minute.

Fills the automatic rifle role in infantry squads and provides light machine gun capabilities in combat service and combat service support units. Description: The M249 Squad Automatic Weapon...

In spite of its tendency to overheat, the MG-42 was an excellent weapon that was light-years of ahead of the US counterpart, the Browning M-1919A4 machine gun. Germany produced roughly 400,000 MG-42s during the war, some of which are still in active service.

The Mk 46 is a gas-operated, air-cooled, belt-fed lightweight machine gun (LWMG) in use with United States special operations forces (SOF) since 2003. It is a variant of the M249 SAW light machine gun that has been designed by Fabrique Nationale (FN) to be as light and compact as possible and was tailored specifically for use by SOF.