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HK MR556 Rifles

Shop HK MR556 rifles built for precision, reliability, and premium performance. Engineered by Heckler & Koch, these rifles deliver proven accuracy and durability for serious shooters. Explore the full selection of HK MR556 rifles to find the right configuration for your needs.

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16 Items

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  1. HK 75th Anniversary MR556A1 5.56 NATO Semi-Auto Tropentarn Rifle w/(4) 30rd Mags 81001004

    HK 75th Anniversary MR556A1 5.56 NATO Semi-Auto Tropentarn Rifle w/(4) 30rd Mags 81001004

    Regular Price $5,874.99 Special Price $4,346.99
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  2. HK MR556A4 16.5" 5.56 NATO Rifle, Black - 81000827

    HK MR556A4 16.5" 5.56 NATO Rifle, Black - 81000827

    Rating:
    93%
    (3)
    Out of Stock
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  3. HK MR556A1 16.5" 10 Round 5.56x45 Rifle, Black

    HK MR556A1 16.5" 10 Round 5.56x45 Rifle, Black - 81000580

    Out of Stock
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  4. HK MR27 Limited Edition Deployment Kit 5.56 NATO 16.5" 30rd Rifle, Black / FDE - 81000930

    HK MR27 Limited Edition Deployment Kit 5.56 NATO 16.5" 30rd Rifle, Black / FDE - 81000930

    Out of Stock
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  5. HK MR556 A4 16.5" 5.56x45mm Ambi Rifle, Patriot Brown - 180689

    HK MR556 A4 16.5" 5.56x45mm Ambi Rifle, Patriot Brown - 180689

    Out of Stock
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  6. Heckler & Koch MR556 A4 5.56mm 11" 30rds Semi-Auto Pistol, Patriot Brown

    Heckler & Koch MR556 A4 5.56mm 11" 30rds Semi-Auto Pistol, Patriot Brown

    Out of Stock
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  7. H&K MR556 A4 5.56x45mm 11" Semi-Auto, Black

    H&K MR556 A4 5.56x45mm 11" Semi-Auto, Black

    Out of Stock
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  8. H&K MR556 A1 75th Anniversary 5.56x45mm Semi-Auto, Tropentarn Camouflage

    H&K MR556 A1 75th Anniversary 5.56x45mm Semi-Auto, Tropentarn Camouflage

    Out of Stock
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  9. H&K MR556 A1 75th Anniversary 5.56x45mm Semi-Auto, Flecktarn Camouflage

    H&K MR556 A1 75th Anniversary 5.56x45mm Semi-Auto, Flecktarn Camouflage

    Out of Stock
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  10. H&K MR556 A4 5.56x45mm Semi-Auto, Black

    H&K MR556 A4 5.56x45mm Semi-Auto, Black

    Out of Stock
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  11. HK MR556 A4 11" 5.56 NATO, Pistol, Black - 81001050

    HK MR556 A4 11" 5.56 NATO, Pistol, Black - 81001050

    Rating:
    100%
    (1)
    Out of Stock
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  12. HK MR556A1 30rd 5.56nato Rifle, Black - 81000579

    HK MR556A1 30rd 5.56nato Rifle, Black - 81000579

    Rating:
    100%
    (6)
    Out of Stock
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  13. HK MR556A1 Semi-Automatic 5.56x45mm Rifle, Black

    HK MR556A1 Semi-Automatic 5.56x45mm Rifle, Black - 81000533

    Out of Stock
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  14. H&K MR556A1-FDE 5.56x45mm AR-15 Rifle | Flat Dark Earth

    H&K MR556A1-FDE 5.56x45mm AR-15 Rifle, Flat Dark Earth - 81000276

    Out of Stock
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  15. Heckler & Koch MR556 .223 Rem/5.56 Semi-Automatic AR-15 Rifle - MR556LC-A1

    Heckler & Koch MR556 .223 Rem/5.56 Semi-Automatic AR-15 Rifle - MR556LC-A1

    Out of Stock
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  16. H&K MR .223 Rem/5.56 AR-15 Rifle - MR556-A1

    H&K MR .223 Rem/5.56 AR-15 Rifle - MR556-A1

    Out of Stock
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