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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  • Out Of Stock
    New - HK G36 Backplate w/ Recoil Buffer - HKP-18538 HK G36 Backplate - Recoil Buffer - US

    HK G36 Backplate - Recoil Buffer - US

    USA

    $44.95
    HK G36 Backplate With Recoil Buffer New G36 Backplate with new G36/SL8 recoil buffer. This is a great spare or replacement to have on hand. These are also required for those that are doing the SL8-G36 conversions provided by Tommy Bostic & Chopstix...
    HKP-18538
    $44.95
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  • New - HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) QD Sling Pin for Stock Block B - HKP-18776 HK UMP, USC Sling Pin, Stock Block B - QD
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    HK UMP, USC Sling Pin, Stock Block B - QD

    HKP HK Parts

    $74.95
    Quick Detach Sling Pin for Stock Block B - USC, UMP This Ambidextrous QD Sling Pin allows you to replace your Push Pin Style or Eyelet Sling Loop -  Style Pin in your Stock Block B for use of a QD Sling.
    HKP-18776
    $74.95
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  • Out Of Stock
    Used - H&K A3 Retractable Stock Clamping Lever Spring - HKP-01089

    HK A3 Retractable Buttstock Clamping Lever Spring

    H&K Heckler & Koch

    $19.95
    HK German Retractable Stock Clamping Lever Spring For A3 Retractable Stocks This spring is the most common breakage/wear item in the internal workings of the A3 retractable stock.
    HKP-01089
    $19.95
    Out Of Stock
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    $19.95
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  • HK MP5K, SP5K Stock - 4 QD Rubber Buttpads HK MP5K, SP5K Stock - 4 QD Rubber Buttpads
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    HK MP5K, SP5K Stock - 4 QD Rubber Buttpads

    AC-Unity

    $74.95
    AC-Unity HK MP5K, SP5K Stock with 4 Quick-Detach Rubber Buttpads Stock set for HK MP5K and SP5K pattern firearms with a quick-detach rubber buttstock pad setup. This setup offers a solid rear stock option while allowing fit preference changes with...
    HKP-22557
    $74.95
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  • New - B&T Blast Deflector - A2 NATO Interface - HKP-21777 B&T Blast Deflector - A2 NATO Interface
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    B&T Blast Deflector - A2 NATO Interface

    B&T Brugger & Thomet

    $300.00
    B&T Blast Deflector - A2 NATO Interface This blast deflector is designed for NATO style A2 ("birdcage") flash hiders. Offering a universal fit for 5.56 rifles featuring the standard A2 flash hider. It directs muzzle blast forward, preventing...
    HKP-21777
    $300.00
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  • New - SchleTek B&T Suppressor Cleaner Evolution 500ml - HKP-21715
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    Suppressor Cleaner Evolution - 500ml

    SchleTek

    $38.00
    SchleTek Suppressor Cleaner Evolution 500ml A highly effective, easy-to-use cleaner for all suppressor types. Its self-active formula tackles stubborn fouling quickly, eliminating laborous cleaning. The SchleTek cleaner is safe for all materials and...
    HKP-21715
    $38.00
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  • New - H&K MP5/MP5K/SP5K 10 Round Magazine - RAL 8K - HKP-21441 HK MP5, MP5K, SP5, SP5K Magazine - 10 Round - RAL8000
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    HK MP5, MP5K, SP5, SP5K Magazine - 10 Round - RAL8000

    H&K Heckler & Koch

    $97.95
    H&K MP5/MP5K/SP5K 10 Round Magazine - RAL 8K Heckler & Koch factory magazine. We now take this factory magazine and cerakote it with the ultra desirable RAL 8000 color for those looking to customize their build. 10 round magazine making it ideal...
    HKP-21441
    $97.95
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  • New - HKP HK MP5 .22 LR Aimpoint ACRO Sight Mount - HKP-21236 HK MP5 Optic Mount, Aimpoint ACRO - .22 LR
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    HK MP5 Optic Mount, Aimpoint ACRO - .22 LR

    HKP HK Parts

    $98.95
    HKP - HK MP5 .22LR Optic Mount - ACRO HK Parts now brings you one of the most requested optic mount for the MP5/MP5K platform. Low-profile mount with a direct Aimpoint ACRO mounting interface. The smallest mount in the market with a sleek and clean...
    HKP-21236
    $98.95
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  • New - KCI 30 Round HK MP5 Supersonic Labeled Magazine - HKP-21130 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Supersonic Labeled
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Supersonic Labeled

    KCI

    $44.95
    KCI 30 Round HK MP5 Supersonic Labeled Magazine Each 9mm Magazine Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All...
    HKP-21130
    $44.95
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  • On Sale
    New - Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured - HKP-20004-M
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    HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm

    FA Franklin Armory

    Now: $999.95
    Was: $1,299.95
    Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured Complete Franklin Armory BFSIII HK-C1 binary trigger pack assembly configured in a 3-position pictogram contoured housing for HK MP5 and SP5 push-pin...
    HKP-20004-M
    Now: $999.95
    Was: $1,299.95
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  • New - H&K 30 Round HK UMP .40 Magazine - LEO Marked - HKP-20664 HK UMP Magazine - .40 S&W - 30 Round - LEO Marked
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    HK UMP Magazine - .40 S&W - 30 Round - LEO Marked

    H&K Heckler & Koch

    $99.95
    30 Round Magazine - LEO Marked - New - UMP .40 S/W This magazine will fit all HK UMP .40 Caliber UMP's as well as the USC-UMP .40 caliber conversions. New factory fresh production HK magazine. The perfect option for those that like to collect LEO marked...
    HKP-20664
    $99.95
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  • New - HKP Single Point Leather Sling - Black - HKP-20151 HK Single Point Leather Sling - Black
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    HK Single Point Leather Sling - Black

    HKP HK Parts

    $49.95
    Single Point Leather Sling - Black Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...
    HKP-20151
    $49.95
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