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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  • On Sale
    New - PWS Primary Weapons Systems HK 416 FSC556 Tactical Compensator - HKP-01647
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    HK416 Compensator - PWS FSC556 Tactical

    PWS Primary Weapon Systems

    Now: $80.95
    Was: $89.95
    FSC556 Tactical Compensator (Muzzle Brake) Compensator  The PWS FSC556 has the very best compensation and decrease in muzzle rise. Combine that with enough flash suppression to keep the flash out of your optics and line of sight. Not to mention...
    HKP-01647
    Now: $80.95
    Was: $89.95
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  • On Sale
    HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style
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    HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style

    H&K Heckler & Koch

    Now: $92.95
    Was: $102.95
    H&K PSG1 Style Grip Factory H&K PSG1-style grip, offering improved comfort and control for precision shooting. Features: Textured surface for enhanced grip stability Ergonomic design reduces hand fatigue Adjustable palm shelf for customizable...
    HKP-22311
    Now: $92.95
    Was: $102.95
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    Now: $92.95
    Was: $102.95
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  • On Sale
    New - SchleTek Firearm Cleaning & Tuning Kit - HKP-21732 HK Firearm Cleaning and Tuning Kit
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    HK Firearm Cleaning and Tuning Kit

    SchleTek

    Now: $62.95
    Was: $69.95
    SchleTek Firearm Cleaning & Tuning Kit The SchleTek Firearm Cleaning & Tuning Kit is an all-in-one solution for maintaining peak performance and reliability in your firearms. Designed for both professionals and enthusiasts, this comprehensive kit...
    HKP-21732
    Now: $62.95
    Was: $69.95
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    Was: $69.95
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  • On Sale
    New - H&K HK MR556/MR762/416 Dowel Pin - HKP-19528
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    HK416, MR556, MR762 Dowel Pin

    Now: $8.95
    Was: $9.95
    H&K HK MR556/MR762/416 Dowel Pin Compatible With: HK MR556 HK 416 HK MR762
    HKP-19528
    Now: $8.95
    Was: $9.95
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  • On Sale
    New - HKP HK MR556/416 Barrel Mandrel Tool - HKP-19059 HK416, MR556 Barrel Mandrel Tool
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    HK416, MR556 Barrel Mandrel Tool

    HKP HK Parts

    Now: $152.95
    Was: $169.95
    HKP HK MR556/416 Barrel Mandrel Tool US Made - HK 416, MR556 Barrel Mandrel Tool.
    HKP-19059
    Now: $152.95
    Was: $169.95
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    Now: $152.95
    Was: $169.95
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  • HK416, MR556 ARC-Fire Trigger - V2 with 416 Selectors - 2, 3, 6 Round Options HK416, MR556 ARC-Fire Trigger - V2 with 416 Selectors - 2, 3, 6 Round Options
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    HK416, MR556 ARC-Fire Trigger - V2 with 416 Selectors - 2, 3, 6 Round Options

    AS Designs / ST Inc

    $279.95
    AS Design HK416, MR556 V2 ARC-Fire Trigger with 416 Selectors, 0-90-180 and 0-45-90 Position Options, and 2, 3, and 6 Round Options AS Designs' ARC-Fire (Active Reset Clutch) trigger is an innovative take on forced reset triggers.  The trigger is...
    HKP-22707-M
    $279.95
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    $279.95
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  • On Sale
    New - HKP HK MP5/K RMR / Holosun Picatinny Sight Mount - HKP-22068 Picatinny Sight Mount - RMR, Holosun
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    Picatinny Sight Mount - RMR, Holosun

    HKP HK Parts

    Now: $83.95
    Was: $97.95
    HKP HK MP5/K RMR / Holosun Picatinny Sight Mount The HKP HK MP5/K RMR / Holosun Picatinny sight mount offers a secure, low-profile platform for RMR and Holosun optics. Compatible with any firearm featuring a Picatinny rail. It ensures solid mounting,...
    HKP-22068
    Now: $83.95
    Was: $97.95
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    Was: $97.95
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  • New - H&K HK MR556/HK 416 A4/A5 Barrel Nut - HKP-21938 HK416 A4, MR556 A5 Barrel Nut
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    HK416 A4, MR556 A5 Barrel Nut

    H&K Heckler & Koch

    $60.95
    H&K HK MR556 A4/HK 416 A5 Barrel Nut This precision-machined steel barrel nut is designed specifically for H&K’s MR556 A4 and HK416 A5 rifles. It secures the barrel and supports the proprietary HK free-floating handguard system, offering...
    HKP-21938
    $60.95
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    $60.95
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  • On Sale
    New - H&K HK 416 A5 & 417 Universal Tool - HKP-21621 HK416A5, HK417 Universal Tool
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    HK416A5, HK417 Universal Tool

    H&K Heckler & Koch

    Now: $130.95
    Was: $144.95
    Heckler and Koch Universal Tool for HK416A5, HK417 Genuine HK multi-tool designed for the HK416A5 and HK417. Suitable for both bench and field use, this factory tool provides the essential functions needed for routine maintenance and adjustments. Compact...
    HKP-21621
    Now: $130.95
    Was: $144.95
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    Was: $144.95
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  • On Sale
    New - MFI (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28 - HKP-17941 HK416, MR556 Flash Hider - G28 Style - Threaded 1/2x28
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    HK416, MR556 Flash Hider - G28 Style - Threaded 1/2x28

    MFI

    Now: $67.95
    Was: $79.95
    MFI 5.56/.223 G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a semi-matte, mil-spec black oxide coating for enhanced...
    HKP-17941
    Now: $67.95
    Was: $79.95
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    Was: $79.95
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  • On Sale
    New - H&K HK MR556/HK416 12.5" M-LOK Compatible Handguard - HKP-19695 HK416, MR556 M-LOK Compatible Handguard - 12.5"
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    HK416, MR556 M-LOK Compatible Handguard - 12.5"

    H&K Heckler & Koch

    Now: $202.95
    Was: $224.95
    H&K HK MR556/HK416 12.5" M-LOK Compatible Handguard Manufactured by HK from aircraft grade aluminum with a black hard coat anodized finish, this M-LOK handguard is designed for the Heckler & Koch MR556 & HK 416 rifles chambered in 5.56x45mm...
    HKP-19695
    Now: $202.95
    Was: $224.95
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    Now: $202.95
    Was: $224.95
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  • Out Of Stock
    New - H&K HK MR556/416 Quad Rail w/ Flip Up Sight - Black - HKP-17710

    HK416, MR556 Handguard - Quad Rail with Flip Up Sight

    H&K Heckler & Koch

    $599.95
    HK 416A5 9" Quad Rail With Flip Up Front Sight New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and non-suppressed...
    HKP-17710
    $599.95
    Out Of Stock
    Qty in Cart: 0
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    $599.95
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