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HK MR556 A4 81000827
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HK MR556 A4 81000827

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(4 Reviews)

$3,775.99

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Shipping Cost
$ 30
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Specifications

UPC
642230269408
Stock Number
163882260
Condition
New in box
Brand
Heckler & Koch
Model
HK MR556 A4 81000827
Weight
0 lbs
Heckler & Koch is a global leader in firearms innovation, known for producing high-performance pistols and rifles trusted by military, law enforcement, and civilians alike. HK stands for precision, durability, and unmatched tactical design.

Founded in 1949 in Germany, Heckler & Koch became a premier arms manufacturer by developing iconic firearms like the MP5 and G3. Today, HK continues to lead in innovation with battle-proven designs tailored for both professionals and civilian shooters.

The HK MR762 A1 is a semi-automatic 7.62 NATO rifle built for precision and durability. Featuring a cold hammer-forged barrel, piston-driven action, and match-grade trigger, it's trusted for long-range accuracy in tactical and sporting use.
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Manufacturer Description
The MR556 A4 is an HK commercial variant of the HK416 platform chambered in 5.56 x 45mm. It uses a short-stroke gas piston operating system with a two-position adjustable gas regulator for suppressed or unsuppressed use and features a match-grade cold-hammer-forged barrel with a 1:7 RH twist. The rifle includes fully ambidextrous controls (safety, bolt release, magazine release), a slimline M-LOK handguard with a continuous Picatinny rail interface between upper and handguard, and a 1/2 x 28 threaded muzzle. Ships in a 16.5 in barrel configuration with a 30/20/10 magazine capacity and an advertised unloaded weight of 7.67 lb.
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HK MR556 A4 81000827