HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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    New - HKP 3-Lug Adapter - Threaded 1/2x32 - HKP-00107
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    HK MP5, SP5 3 Lug Adapter - Threaded 1/2x32

    HKP HK Parts

    Now: $29.95
    Was: $49.95
    HKP 3-Lug Adapter - Threaded 1/2x32 The HK 3-Lug Adapter, internally threaded with 1/2x32 threads, can easily attach to any existing 1/2x32 threaded parts. This is the finest machined adapter on the market, made in the USA to exact HK German 3-lug...
    HKP-00107
    Now: $29.95
    Was: $49.95
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    Now: $29.95
    Was: $49.95
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  • New - H&K Standard 4 Position Burst Left Side Selector Lever - HKP-00123
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    HK MP5, MP5K Selector Lever, Left Side - Navy Trigger Groups

    H&K Heckler & Koch

    $399.95
    H&K Standard 4 Position Burst Left Side Selector Lever Compatible with any of the 0, 1, 3, F or 0, 1, 2, F trigger packs. Brand new HK German part. No longer available so get them while you can. 
    HKP-00123
    $399.95
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  • New - B&T HK MP5 9mm Barrel - Threaded 1/2x28 - 3-Lug - HKP-17955 HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug
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    HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug

    B&T Brugger & Thomet

    $378.95
    B&T HK MP5 9mm Barrel - Threaded 1/2x28 - 3-Lug New from B&T Switzerland, these MP5 barrels are cold hammer forged, fluted, and nitrided to exact HK specifications. B&T's close relationship with H&K and extensive history of...
    HKP-17955
    $378.95
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    $378.95
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  • HK91, G3, PTR Magazine - 20 Round - Alloy - Like New HK91, G3, PTR Magazine - 20 Round - Alloy - Like New
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    HK91, G3, PTR Magazine - 20 Round - Alloy - Like New

    Rheinmetall

    $19.95
    Rheinmetall HK G3, HK91, and PTR91 20 Round Magazine - Like New Rheinmetall G3 alloy mags were made for the German Army and are no longer in production. Once they are gone, they are gone for good. *Although these magazines have been carefully selected,...
    HKP-22495
    $19.95
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    $19.95
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  • New - H&K HK MR556/MR762/416 Trigger Guard Assembly - HKP-02545 HK416, MR556, MR762 Trigger Guard Assembly
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    HK416, MR556, MR762 Trigger Guard Assembly

    H&K Heckler & Koch

    $52.95
    H&K HK MR556/MR762/416 Trigger Guard Assembly New HK German part that protects the trigger from an accidental discharge. Compatible With:  HK MR556 HK 416 HK MR762
    HKP-02545
    $52.95
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    $52.95
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  • New - H&K USC (.45 ACP) Carbine Mag Release - HKP-02196
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    HK USC Magazine Release

    H&K Heckler & Koch

    $19.95
    Heckler and Koch .45 ACP Carbine Magazine Release for HK USC This is a great replacement as they are prone to breakage and wear. Please Note: For those that have a HK USC with a bullet button and are moving to a free state and want to revert back to the...
    HKP-02196
    $19.95
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  • New - MFI HK (5.56/.223) & (7.62x51/.308) G28 Style Flash Hider - Threaded 15x1 - HKP-16337 HK416, MR556, HK417, MR762 Flash Hider - G28 Style - Threaded 15x1
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    HK416, MR556, HK417, MR762 Flash Hider - G28 Style - Threaded 15x1

    MFI

    $79.95
    MFI HK G28 Style Flash Hider - Threaded 15x1 The G28, 2nd Gen flash hider is threaded 15x1 RH pitch, which is a standard HK Thread Pattern for .308 and .223 caliber weapons. It also has a deep counter bore to allow the product to cover the area behind...
    HKP-16337
    $79.95
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    $79.95
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  • New - HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH - HKP-02189 Micro Flash Hider - 4 Prong - Threaded 15x1 RH - 5.56 / .223 - 7.62x51 / .308
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    Micro Flash Hider - 4 Prong - Threaded 15x1 RH - 5.56 / .223 - 7.62x51 / .308

    $64.95
    HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH New shorter "micro" version US-made 4-prong flash hider threaded 15x1 RH. Micro FH will fit all HK .223 & .308 threaded barrel applications and barrels. Made from...
    HKP-02189
    $64.95
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    $64.95
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  • New - H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - HKP-17143 HK MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin
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    HK MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin

    H&K Heckler & Koch

    $369.95
    H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - 9mm This is a factory German push pin style housing. HK marked and new latest factory fresh production. Specifications: 3 Position Pictogram Markings: 0,1,F Navy...
    HKP-17143
    $369.95
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  • New - H&K HK SP5 German Folding Stock with HK Parts Adapter - HKP-20645 HK SP5 German Folding Stock with HK Parts Adapter
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    HK SP5 German Folding Stock with HK Parts Adapter

    HKP HK Parts / Heckler & Koch

    $299.95
    German Folding Stock with HK Parts Adapter - SP5 German folding stock with a SP5 HK Parts adapter. The HK Parts adapter is made from a solid billet of CNC machined aircraft grade aluminum and offers a QD attachment point. This will be a drop in stock for...
    HKP-20645
    $299.95
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    $299.95
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  • New - H&K HK SL8, HK G36 Magazine Release Spring - HKP-16344
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    HK SL8, G36 Magazine Release Spring

    H&K Heckler & Koch

    $9.95
    Heckler and Koch Magazine Release Spring for HK G36 and HK SL8 A must have spare part. Compatible With: G36 SL8
    HKP-16344
    $9.95
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    $9.95
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  • New - H&K HK MR556/416 A5 Ambi Selector Lever Set Complete - Black - HKP-19375 HK416A5, MR556 Ambi Selector Lever Set Complete
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    HK416A5, MR556 Ambi Selector Lever Set Complete

    H&K Heckler & Koch

    $179.95
    H&K HK MR556/416 A5 Ambi Selector Lever Set Complete New HK German manufacture. Complete kit to upgrade the selector lever set on the MR556 to the newer HK 416A5 semi style of levers. A drop in upgrade for the MR556 & CR556. Includes: HK 416 A5...
    HKP-19375
    $179.95
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    $179.95
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