The Heckler & Koch MR556 is a semiautomatic firearm chambered in 5.56x45mm and greatly revered for its reliability. Built by the notorious German manufacturer Heckler & Koch, this model is widely recognized for its effectiveness and innovative design. The used model in question is in great condition, featuring a 16.5-inch threaded barrel and a thumb safety mechanism. It doesn’t come with a magazine or box.
Used
Great Condition
16.5″ Threaded Barrel
Thumb Safety
No Magazine
No Box
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