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 - Surefire - 628LMF - Lighted Forearm - HKP-03285 HK MP5 Lighted Handguard -Surefire 628LMF
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    HK MP5 Lighted Handguard -Surefire 628LMF

    Surefire

    $579.95
    Surefire - 628LMF - Lighted Forearm The 628 LMF generates 1000 lumens of output and has a tactical runtime of 2 hours per set of batteries, with gradually decreasing output afterward. Surefire 628LMF Features: Virtually indestructible LED and...
    HKP-03285
    $579.95
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    $579.95
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  • New - H&K HK MR556/416 Castle Nut - HKP-15230 HK416, MR556 Buffer Tube Castle Nut
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    HK416, MR556 Buffer Tube Castle Nut

    H&K Heckler & Koch

    $34.95
    Heckler and Koch Castle Nut for Buffer Tube for HK416 and HK MR556 New HK German manufacture. This buffer tube castle nut will fit both mil-spec and commercial buffer tubes. All steel manufacture. With HK round tool attachment points as well as...
    HKP-15230
    $34.95
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    $34.95
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  • Used - H&K MP5 Factory Ambidextrous Sling - Black - HKP-00350 HK MP5, G36, UMP Sling - Factory - Ambidextrous - Black
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    HK MP5, G36, UMP Sling - Factory - Ambidextrous - Black

    H&K Heckler & Koch

    $64.95
    Heckler and Koch Ambidextrous 25mm Wide Sling for HK MP5, G36, UMP - Black Ambidextrous 25mm wide black sling designed for HK platforms equipped with dual sling clip attachment points. Allows left or right side mounting similar to the factory HK green...
    HKP-00350
    $64.95
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    $64.95
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  • New - H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Recoil Rod Stop Pin - HKP-01157
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    HK33, HK91, G3 Recoil Rod Stop Pin

    H&K Heckler & Koch

    $9.95
    G3, 91, PTR, 93, & 33 Recoil Rod End Cap New HK German recoil rod end cap or stop pin for HK factory recoil rods. This item retains the recoil spring on the recoil rod assembly. A great spare and wear and replacement part. Compatible With: HK G3, 91...
    HKP-01157
    $9.95
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    $9.95
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  • New - H&K HK MR556/416 Vented Slimline Gas Block - HKP-02660 HK416, MR556 Gas Block - Slimline - Vented
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    HK416, MR556 Gas Block - Slimline - Vented

    H&K Heckler & Koch

    $145.95
    Heckler and Koch Low Profile Complete Gas Block for HK MR556, HK416, HK German Factory slimline, low-profile gas block for the HK416 and HK MR556. This is the factory-correct gas block found on the MR556. Correct gas block to use with...
    HKP-02660
    $145.95
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    $145.95
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  • Used - Uzi Sling - Used - HKP-21562 Uzi Sling - Used
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    Uzi Sling - Used

    Other

    $24.95
    Uzi Sling - Used Original IMI sling used complete with steel buckle, two leather loops and steel tip keepers. Once they're gone, they're gone for good. Compatible With: Action Arms Uzi Micro & Mini SMG Model A&B carbine Semi-Auto Mini Carbine...
    HKP-21562
    $24.95
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    $24.95
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  • New - Angstadt Arms 3-Lug Quick Detach 9mm Blast Shield - HKP-19983 Blast Shield - 9mm - Quick Detach with 3 Lug
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    Blast Shield - 9mm - Quick Detach with 3 Lug

    Angstadt Arms

    $99.95
    Angstadt Arms, Blastwave, Blast Diverter, 9MM, 3 Lug Attachment Ideal for close quarters environments or shooting in teams, the Blastwave 3-Lug 9mm QD Blast Shield reduces concussive forces on the shooter and those nearby by redirecting the blast...
    HKP-19983
    $99.95
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    $99.95
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  • HK416, MR556 Buffer Tube Wrench HK416, MR556 Buffer Tube Wrench
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    HK416, MR556 Buffer Tube Wrench

    HKP HK Parts

    $29.95
    HK MR556 & HK416 Buffer Tube Wrench The perfect metric wrench to remove and install the MR556 & HK 416 castle nuts on the buffer tube. A perfect addition to have on hand for OTB or other HK buffer tube upgrades, etc. Made from all steel, heat...
    HKP-17124
    $29.95
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  • Out Of Stock
    New - HKP MP5 & HK94 Vertical K Grip Adapter - HKP-00175 HK MP5, HK94 Grip Adapter - K Style

    HK MP5, HK94 Grip Adapter - K Style

    HKP HK Parts

    $49.95
    HK Vertical K Grip Adapter For HK MP5 & HK94 (Adapter Only) This is the adapter needed to add an MP5K K grip to your HK94, MP5, or clone.
    HKP-00175
    $49.95
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  • New - H&K -6 Roller For Bolt Head 7.94mm - Under-sized - HKP-00342 HK -6 Roller For Bolt Head 7.94mm - Under-sized
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    HK -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $27.95
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    HKP-00342
    $27.95
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  • On Sale
    New - H&K HK G36 Poster - HKP-16688
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    HK G36 Poster

    H&K Heckler & Koch

    Now: $4.95
    Was: $14.95
    H&K HK G36 Poster Limited edition print no longer in production. Shows all models of the famous G36 battle rifle. Available while supplies last! Specifications: Height - 24" Width - 18"
    HKP-16688
    Now: $4.95
    Was: $14.95
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    Now: $4.95
    Was: $14.95
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  • New - Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing - HKP-21114-M HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
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    HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing

    HKP HK Parts / FA Franklin Armory

    $1,449.95 - $1,499.95
    Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...
    HKP-21114-M
    $1,449.95 - $1,499.95
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