The latest update from HK-USA to the commercial variant of the legendary HK416, the MR556 A4 SBR represents an enhanced example of “no compromise” HK performance in a short-barreled rifle configuration.
NOTE: This item is regulated by the National Firearms Act (NFA). It is the buyer’s responsibility to ensure compliance with all NFA rules and applicable law; consult an attorney for guidance.
Heckler & Koch firearms must be purchased through a licensed FFL dealer/SOT. View full specs, models, and dealer options on the official HK USA site.
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