HK416 / MR556 Muzzle Devices / Adapters

HK416 / MR556 Muzzle Devices / Adapters

Customize your MR556, HK416 with flash hiders, muzzle brakes, or compensators. Choose from authentic HK flash hiders (including 3-prong flash hiders), aggressive aftermarket designs, and thread adapters. 

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    HK416, MR556 Bayonet Adapter - M27 Style HK416, MR556 Bayonet Adapter - M27 Style

    HK416, MR556 Bayonet Adapter - M27 Style

    H&K Heckler & Koch

    Now: $55.76
    Was: $61.95
    Heckler and Koch Bayonet Adapter HK416, MR556 for M27 Build OEM bayonet adapter for HK416 and MR556 rifles for M27-style builds. Mounts to the barrel assembly to accept a standard bayonet. Specifications Bayonet adapter only (roll pin sold...
    Now: $55.76
    Was: $61.95
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    Strike Industries HK 416/MR556 Cloak Flash Hider Strike Industries HKP-22260 Strike Industries HK 416/MR556 Cloak Flash Hider Strike Industries HKP-22260

    HK416, MR556 Flash Hider - Cloak - Threaded 1/2x28

    Strike Industries

    Now: $40.46
    Was: $44.95
    Strike Industries HK416/MR556 Cloak Flash Hider - 1/2x28 Strike Industries Cloak flash hider offers a compact, efficient design that disperses gas flow to minimize visible flash, especially in low light. It reduces muzzle flash to preserve night vision,...
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    New - JMac Customs 360HD 1/2-28 FD Facemount KeyMount (KeyMicro) - HKP-21825 HK416, MR556 Facemount KeyMount (KeyMicro) - 360HD 1/2-28 FD
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    HK416, MR556 Facemount KeyMount (KeyMicro) - 360HD 1/2-28 FD

    JMAC Customs

    Now: $112.45
    Was: $124.95
    JMac Customs 360HD 1/2-28 FD Facemount KeyMount (KeyMicro) The JMac Customs 360HD is a high-performance muzzle device designed for superior durability, recoil mitigation, and compatibility with suppressors. Engineered with 360° ports for optimal...
    Now: $112.45
    Was: $124.95
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    HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount
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    HK MP5, MP5K, HK416, MR556 Flash Hider - 1/2x28 - Taper Mount

    JMAC Customs

    Now: $105.26
    Was: $116.95
    1/2x28 - Plan B Taper Mount Flash Hider for MP5, HK416, MR556, APC223  The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and...
    Now: $105.26
    Was: $116.95
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    New - H&K (5.56/.223) Factory Correct Flash Hider - Threaded 15x1 RH - HKP-00952 HK416, MR556 Flash Hider - Threaded 15x1 RH

    HK416, MR556 Flash Hider - Threaded 15x1 RH

    H&K Heckler & Koch

    $0.00
    Heckler and Koch's Factory Correct Flash Hider - Threaded 15x1 RH Fits all HK barrels. 15x1 The right-hand thread is the thread pitch. Perfect for the SL8 and G36 type conversions. Specifications: Threaded 15x1 RH Compatible With: HK416 HK MR556 HK...
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    New - HKP HK G3K/33K (5.56/.223) & (7.62x51/.308) Extended 4 Prong Flash Hider - Threaded 15x1 RH - HKP-00501 HK33K, G3K Flash Hider - 4 Prong - Threaded 15x1 RH

    HK33K, G3K Flash Hider - 4 Prong - Threaded 15x1 RH

    HKP HK Parts

    Now: $63.96
    Was: $79.95
    HKP Extended 4 Prong Flash Hider for all HK - Threaded 15x1 RH This fits any threaded 15x1 RH HK barrel. The overall length is 4.37 inches. These are the perfect length of the G3K and HK33K style builds as they will yield a 16.1" overall barrel length...
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    Was: $79.95
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