H&K Heckler & Koch
H&K HK MR556 M-LOK 16.5" Upper Receiver Assembly - Black
- SKU:
- HKP-17366
- MPN:
- 81000584
Description
New HK Factory German MR556 Upper Kit with M-LOK forearm
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.
Additional Information
Origin: |
German |
Firearm Model: |
HK MR556 |
Caliber: |
5.56 / .223 |
Color: |
Black |
Material: |
Steel |
1 Review
-
I love it. 560 rounds no jams. Finally got Geissele SSA and SMR parts and an ACOG. We shot dime size...
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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