Heckler & Kock MR 556 A1 5.56 NATO Rifle

Posted: 04/20/2026

Heckler & Kock MR 556 A1 5.56 NATO Rifle

HK MR556A1, 5.56 NATO, 16″ BARREL, FACTORY HK DIOPTER SIGHTS AND HK VERTICAL GRIP. INCLUDES ORIGINAL CASE AND ACCESSORIES PLUS SIG SAUER TANGO-MSR WEAPON LIGHT WITH PRESSURE SWITCH. VERY GOOD CONDITION WITH LIGHT HANDLING WEAR. SHIPS TO FFL.

Specifications:

  • Action: Semi-automatic
  • Caliber: 5.56 NATO
  • Capacity: N/A
  • Barrel Length: 16 inches
  • Finish: Black