WHAT DOES HK-416D MEAN?

What Does hk-416d Mean?

The M4 carbine, a shorter and lighter variant from the M16 rifle, employs a direct impingement fuel process, which directs incredibly hot gas in the fired cartridge right in the receiver to cycle the motion. even though this system is easy and lightweight, it may cause dependability difficulties in severe environments, resulting in fouling and part

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