HK416 / MR556 Series

HK416 / MR556 Series

Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.

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  • HK416 A5 Front Sight Adapter HK416 A5 Front Sight Adapter
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    HK416 A5 Front Sight Adapter

    H&K Heckler & Koch

    $97.95
    H&K HK416 A5 Front Sight Adapter Designed for secure and precise installation of factory-style front sights. Compatible With: HK 416
    HKP-22204
    $97.95
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  • Out Of Stock
    New - B&T Bipod (Polymer) - Picatinny Mount - Rubber Feet - HKP-21773 Picatinny Bipod Mount - Polymer - Rubber Feet

    Picatinny Bipod Mount - Polymer - Rubber Feet

    B&T Brugger & Thomet

    $145.00
    B&T Bipod (Polymer) - Picatinny Mount - Rubber Feet Genuine B&T bipod with NAR adapter (Picatinny mount) for use on any firearm featuring a Picatinny bottom rail. 
    HKP-21773
    $145.00
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    $145.00
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  • New - KDG HK MR556 10" M-LOK Rail System - FDFE - HKP-19240 HK416, MR556 10" M-LOK Rail System - FDFE
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    HK416, MR556 10" M-LOK Rail System - FDFE

    KDG Kinetic Development Group

    $319.95
    Rail System - 10" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like the...
    HKP-19240
    $319.95
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    $319.95
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  • New - H&K HK MR556/416 E1 Incomplete Charging Handle - Black - HKP-17540 HK416 E1, MR556 Charging Handle - Incomplete
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    HK416 E1, MR556 Charging Handle - Incomplete

    H&K Heckler & Koch

    $109.95
    HK MR556, HK 416 E1/E2 Charging Handle - Incomplete New HK German manufactured HK MR556, HK 416. A great item to have on hand in the event of breakage or high wear. Compatible With: HK MR556 HK 416 HK M27
    HKP-17540
    $109.95
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  • New - H&K HK 416 Complete Bolt Head - HKP-00044 HK416 Bolt Head, Complete
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    HK416 Bolt Head, Complete

    H&K Heckler & Koch

    $788.95
    HK German Heckler and Koch's Bolt Head Complete for your HK416 New HK German manufacture for the HK416 models. Date coded, proof marked and current HK production.
    HKP-00044
    $788.95
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  • New - B&T Offset 45 Degree Mount For Aimpoint Micro - Picatinny - HKP-18045
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    Offset Picatinny Optic Mount - 45 Degree - Aimpoint Micro

    B&T Brugger & Thomet

    $129.95
    B&T Offset 45 Degree Mount For Aimpoint Micro - Picatinny In order to engage a target at close distance, a secondary optic without magnification is quite useful next to the primary scope, not only for snipers but also for dynamic rifle shooters. The...
    HKP-18045
    $129.95
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  • Out Of Stock
    HK MR556 A4 Handguard - RAL8000 HK MR556 A4 Handguard - RAL8000

    HK MR556 A4 Handguard - RAL8000

    H&K Heckler & Koch

    $279.95
    Heckler and Koch MR556 A4 Handguard - RAL8000 This 10" factory H&K MR556 A4 handguard offers a lightweight, free-floating design that enhances accuracy and provides rock-solid mounting for accessories. Made from high-strength aluminum, it features a...
    HKP-99491
    $279.95
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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

    $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...
    HKP-21825
    $124.95
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  • Out Of Stock
    On Sale
    New - KDG HK MR556 13.75" M-LOK Rail System - Black - HKP-19244 HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny

    HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny

    KDG Kinetic Development Group

    Now: $259.95
    Was: $399.95
    Rail System - 13.75" - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like the 762...
    HKP-19244
    Now: $259.95
    Was: $399.95
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    Now: $259.95
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  • Out Of Stock
    New - HKP HK MR556/416 Rear Sight Drum 10" Barrel Length - HKP-17774 HK416, MR556 Rear Sight Drum for 10" Barrels

    HK416, MR556 Rear Sight Drum for 10" Barrels

    HKP HK Parts

    $29.95
    HKP HK MR556/416 Rear Sight Drum 10" Barrel Length Made in the USA.
    HKP-17774
    $29.95
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  • On Sale
    New - H&K HK MR556/416 9" Modular Rail System - Black - HKP-17341 HK416, MR556 Handguard - 9" - HKey
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    HK416, MR556 Handguard - 9" - HKey

    H&K Heckler & Koch

    Now: $289.95
    Was: $399.95
    H&K HK MR556/416 9" Modular Rail System - Black HK German MR556 & CR556 handguard that accepts the HKey style modular rail sections. This handguard is compatible with the OSS suppressor system. HK has discontinued this handguard. Only have a few...
    HKP-17341
    Now: $289.95
    Was: $399.95
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    Now: $289.95
    Was: $399.95
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  • WOOX Angled Grip - M-LOK - AFG WOOX Angled Grip - M-LOK - AFG
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    WOOX Angled Grip - M-LOK - AFG

    WOOX

    $88.95
    WOOX M-LOK Angled Grip Compact angled foregrip for M-LOK handguards, built with a reversible dual-wall structure and checkered texture for a secure, consistent support-hand index. Features: Flat-bottom design for added stability and...
    HKP-22465
    $88.95
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    $88.95
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