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 - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Cocking Lever Support Tube - HKP-01883 HK UMP, USC Cocking Lever Support Tube
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    HK UMP, USC Cocking Lever Support Tube

    H&K Heckler & Koch

    $19.95
    HK UMP & USC Cocking Lever Support Tube  
    HKP-01883
    $19.95
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  • New - SureFire WARCOMP PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24 - HKP-18024
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    HK G3, HK417 Flash Hider - WARCOMP - Threaded 5/8x24

    Surefire

    $159.95
    SureFire WARCOMP (7.62x51/.308) Flash Hider - Threaded 5/8x24 This flash hider is perfect for the post 2016 production PTR models as well as C308 models. Compatible With: HK G3/91/PTR HK 417/MR762 HK PSG1 B&T APR AR10 LR308 C308 7.62x51/.308...
    HKP-18024
    $159.95
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    $159.95
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  • New - H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Cloth Mag Pouch - HKP-15792 HK91, G3, PTR TWO Magazines with Cloth Mag Pouch - 20 round
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    HK91, G3, PTR TWO Magazines with Cloth Mag Pouch - 20 round

    H&K Heckler & Koch

    $49.95
    H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Cloth Mag Pouch  2 X New/like new HK German 20 round aluminum magazine with green cloth mag pouch combo deal: 2 X 20 round aluminum magazines and green cloth mag pouch. Compatible...
    HKP-15792
    $49.95
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    $49.95
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  • On Sale
    New - MKE Trigger Pack Ejector Lever Axle - HKP-22241 MKE Trigger Pack Ejector Lever Axle MKE HKP-22241
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    HK90 Series Ejector Lever Axle for SEF, Navy, and Burst Trigger Packs

    MKE

    Now: $13.46
    Was: $17.95
    MKE Trigger Pack Ejector Lever Axle Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. MKE product made on HK tooling.  Fits all of the following 90 series trigger packs: SEF, O,1 Navy Burst
    HKP-22241
    Now: $13.46
    Was: $17.95
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    Now: $13.46
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  • New - H&K HK MP5/MP5K 30 Round - LEO Marked Magazine - TiN Coated - HKP-21792 HK MP5, MP5K Magazine - 30 Round - LEO Marked - Enhanced
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    HK MP5, MP5K Magazine - 30 Round - LEO Marked - Enhanced

    H&K Heckler & Koch

    $159.95
    H&K HK MP5/MP5K 30 Round - LEO Marked Magazine - TiN/CRN Coated Elevate your collection with our TiN coated factory Heckler & Koch magazines. Each magazine begins as a new German 30-round 9mm mag that is expertly disassembled, TiN coated,...
    HKP-21792-M
    $159.95
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  • New - Nefarious Arms HK 416/MR556 10.4" A3 Barrel - HKP-21335 HK416, MR556 Barrel - 5.56 - 10.4" - Threaded 1/2"x28 - A3
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    HK416, MR556 Barrel - 5.56 - 10.4" - Threaded 1/2"x28 - A3

    Nefarious Arms

    $594.95
    Nefarious Arms HK 416/MR556 10.4" A3 Barrel ***THE BARREL EXTENSION RIM IS MARKED "HAUS" DUE TO AN ERROR BY THE BARREL EXTENSION SUPPLIER.  THE MARKING IS NOT VISIBLE ONCE INSTALLED.  THESE BARRELS ARE GENUINE NEFARIOUS BARRELS AS NEFARIOUS...
    HKP-21335
    $594.95
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    $594.95
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  • New - H&K HK MR762/417/G28 Handguard Rail System Screw - Black - HKP-16601 HK416, MR556, HK417, MR762 Handguard Locking Screw
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    HK416, MR556, HK417, MR762 Handguard Locking Screw

    H&K Heckler & Koch

    $16.95
    HK416, MR556, HK417, MR762 - Handguard Locking Screw Replacement handguard locking screw that secures the handguard to the upper receiver.  Compatible With: HK HK416 HK MR556 HK HK417 (2 required per handguard) HK MR762 (2 required per handguard)
    HKP-16601
    $16.95
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    $16.95
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  • New - HKP .45 ACP Titanium Thread Protector - Threaded 16x1 LH - HKP-18004
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    HK45 Thread Protector - 16x1 LH - Titanium

    HKP HK Parts

    $19.95
    HKP .45 ACP Titanium Thread Protector - Threaded 16x1 LH This new style .45 ACP tactical thread protector fits all HK45 full-size and compact barrels with 16x1 LH threads. Essential for protecting your threaded barrels and exposed threads, it preserves...
    HKP-18004
    $19.95
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  • New - H&K 30 Round HK MR556/416 Magazine - RAL 8K - HKP-18780 HK416, MR556 30 Round Magazine - RAL8000
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    HK416, MR556 30 Round Magazine - RAL8000

    H&K Heckler & Koch

    $199.95
    HK 416/MR556 30 Round Magazine - RAL 8000 Heckler & Koch reliability and durability in a 30 round 5.56 mm Polymer Magazine. Designed to provide optimal ammunition feeding for any M16/M4/AR15-type weapon, the HK 30-Round Polymer Magazine can be used...
    HKP-18780
    $199.95
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  • New - H&K HK MR556/MR762/416/417 Disconnector - HKP-02674
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    HK416, HK417, MR556, MR762 Disconnector

    H&K Heckler & Koch

    $18.95
    H&K HK MR556/MR762/416/417 Disconnector For Lower New HK German manufactured part. This is the latest generation of HK disconnector for the HK MR and HK 416/417 family of firearms. Compatible With: HK MR556 HK 416 HK MR762 HK 417 Please Note: HK...
    HKP-02674
    $18.95
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    $18.95
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  • New - H&K HK SL8/G36 Front Sight - Black - HKP-00638 HK SL8, G36 Front Sight
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    HK SL8, G36 Front Sight

    H&K Heckler & Koch

    $19.95
    HK German SL8/G36 (G36,G36K,G36C & SL8) Front Sight Post - New This item is the replacement polymer front sight post for the HK sight rails.
    HKP-00638
    $19.95
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  • New - H&K HK UMP/USC Rear Sight Support Roll Pin - HKP-02155
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    HK UMP, USC Rear Sight Support Roll Pin

    H&K Heckler & Koch

    $9.95
    HK UMP & USC Rear Sight Support Roll Pin This is the axle pin that holds the rear sight assembly to the rear sight housing of the receiver on the USC or UMP firearm.
    HKP-02155
    $9.95
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    $9.95
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