Nefarious Arms

Nefarious Arms

Nefarious Arms

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  • New - Nefarious Arms HK 416/MR556 14.5" A3 Barrel - HKP-21589 HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28- A3 - Light
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    HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28- A3 - Light

    Nefarious Arms

    $594.95
    Nefarious Arms HK 416/MR556 14.5" A3 Barrel Each Nefarious Arms barrel is cold-hammer-forged and chrome-lined for years of accurate shooting.  Grab this expertly crafted barrel for your next SBR...
    HKP-21589
    $594.95
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  • New - Nefarious Arms HK G36/SL8/HK 416/MR556 Gas Piston - HKP-21364 HK416, MR556, G36, SL8 Gas Piston
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    HK416, MR556, G36, SL8 Gas Piston

    Nefarious Arms

    $74.95
    Nefarious Arms Gas Piston for HK G36, HK SL8, HK416 and HK MR556 A great spare, upgrade, or replacement part for your HK. Includes 3 piston rings for a complete drop in replacement part. TiN coated...
    HKP-21364
    $74.95
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