HK MR556-A1

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MagLock Installed for CA Dealers 


  •  642230246454
  •  HK
  •  MR556-A1
  •  MR556-A1
  •  Semi-automatic
  •  556NATO
  •  223 Rem
  •  16.5"
  •  Black
  •  6 Position Collapsible Stock
  •  1 Mag
  •  30Rd
  •  9" Modular Rail System
  •  Modern Sporting Rifles


• HK proprietary gas piston operating system

• HK Free Floating Rail System (FFRS) handguard has four MIL-STD-1913 "Picatinny" rails

• Picantinny rail machined into the top of its upper receiver

• German-made barrel produced by Heckler & Koch’s famous cold hammer forging process

• The unchromed barrel has an internal profile of 6 lands and grooves with a 1 in 7 inch (178 mm) twist. It is also moderately "swagged" with a slightly smaller internal diameter at the muzzle end than the chamber end

• A precise enhanced two-stage trigger adds significantly to the accuracy of the MR5556A1 and an extended latch charging handle makes operating the rifle with a telescopic sight easier