H&K HK MR556 M-LOK 16.5" Forearm Upper Kit - Black

$1,999.95
(1 review) Write a Review
SKU:
HKP-17366
Firearm Model:
HK MR556
Caliber:
5.56 / .223
Color:
Black
Material:
Steel
MPN:
81000584
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New HK Factory German MR556 Upper Kit with M-Lok forearm

Only a few available latest HK production.HK MR556 Upper kit includes:
  • Complete MR556 upper receiver with M-Lok forearm
  • MR556 Bolt group Complete
  • Tungsten Filled HK Buffer
  • HK Buffer Spring
  • One 30 Round HK Steel Maritime Magazine
 No FFL required as the upper assembly is only considered a part and not an FFL item. This is a rare offering and extremely hard to find new.

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  • 5
    I love it. 560 rounds no jams. Finally got Geissele SSA and SMR parts and an ACOG. We shot dime size...

    Posted by AndrewB on 17th May 2020

    I love it. 560 rounds no jams. Finally got Geissele SSA and SMR parts and an ACOG. We shot dime sized groups out at 50 meters with mk262. Get this... With a HOT barrel 160 rounds later. It was still doing 2-3? groups at 202 yards. Please stock more soon.

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