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 HK 416 Vented Gas Block for 14.5"/16" Barrels - HKP-01544 HK416 Gas Block - Vented
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    HK416 Gas Block - Vented

    H&K Heckler & Koch

    $249.95
    Heckler and Koch German HK416 and HK MR556 14.5" & 16.5" & 20" Gas Block Complete This is the factory-correct gas block with the ambi sling attachment points, as well as the bayonet lug milled into the gas block. Perfect for those who want...
    HKP-01544
    $249.95
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  • New - H&K HK MR556/MR762/416/417 Stock Release Lever Pin - HKP-16860
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    HK416, MR556, HK417, MR762 Buttstock Release Lever Pin

    H&K Heckler & Koch

    $6.95
    HK 416  & MR556 E1/E2 & HK 417, MR762 Stock Release Lever Pin Brand new factory German production. A must have spare part that should be replaced each time you remove or install the roll pin. Made in Germany.
    HKP-16860
    $6.95
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    $6.95
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  • Out Of Stock
    New - H&K G36 (5.56/.223) Burst Disconnector Spring - HKP-12703

    HK G36 Disconnector Spring - 2 Round Burst

    H&K Heckler & Koch

    $9.95
    HK German G36 2 Round Burst Disconnector Spring For All HK Burst G36 Burst Lowers
    HKP-12703
    $9.95
    Out Of Stock
    Qty in Cart: 0
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    $9.95
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  • New - HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block C - HKP-02613 HK UMP, USC Stock Block C
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    HK UMP, USC Stock Block C

    HDPS

    $159.95
    HDPS HK UMP & USC Stock Block C Each unit comes with a new push-pin design. This is the part to use with the ACE hinge part number FSM-TB (push button folding stock) and non-folding push bottom (pig nose). This is just...
    HKP-02613
    $159.95
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    $159.95
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  • Out Of Stock
    New - HK UMP (.45 ACP) Bolt Group - HKP-18751 HK UMP45 Bolt Group

    HK UMP45 Bolt Group

    $369.95
    HK UMP .45 Tungsten Filled Semi Auto Bolt Group Complete. The semi auto bolt group is required for HK USC to HK UMP caliber conversions. Comes complete less the recoil assembly. Specifications: Tungsten filled Heat treated Parkerized
    HKP-18751
    $369.95
    Out Of Stock
    Qty in Cart: 0
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    $369.95
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  • New - H&K HK23E Recoil Spring - 5.56/.223 - HKP-02001
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    HK23E Recoil Spring - 5.56/.223

    H&K Heckler & Koch

    $79.95
    New German HK Factory HK23E Recoil Spring  
    HKP-02001
    $79.95
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    $79.95
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  • Used - H&K 91/G3 (7.62x51/.308) Navy Style Trigger Group (SEF) - Used Good - HKP-00930 HK91, G3 Navy Style Trigger Group (SEF) - Used Good
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    HK91, G3 Navy Style Trigger Group (SEF) - Used Good

    H&K Heckler & Koch

    $354.95
    H&K 91/G3 (7.62x51/.308) Navy Style Trigger Group (SEF) - Used Good These are pulled from German military HK G3 rifles. These work great as spares or for collectible items. These are used but in good shape overall. Includes: SEF Black Polymer...
    HKP-00930
    $354.95
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    $354.95
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  • On Sale
    New - H&K 91/G3 (7.62x51/.308) Trigger Group (0,1,3,F) - 4 Position - Safe/Semi Only - HKP-01663 HK91, G3 Trigger Group - 4 Position 0,1,3,F - Safe Semi Only
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    HK91, G3 Trigger Group - 4 Position 0,1,3,F - Safe Semi Only

    H&K Heckler & Koch

    Now: $1,234.95
    Was: $1,999.95
    HK G3 & HK 91 4 Position (0,1,3, F) Burst Trigger Group Complete - New Factory German The look and feel of the original 4-position, push-pin trigger group but with a semi-auto trigger pack. This clipped and pinned housing is drop-in ready and a great...
    HKP-01663
    Now: $1,234.95
    Was: $1,999.95
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    Now: $1,234.95
    Was: $1,999.95
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  • New - HKP HK 93/53/33 (5.56/.223) Ambidextrous 0,1 Trigger Pack - HKP-17233 HK33, HK53, HK93 Trigger Pack - 0,1 - Ambidextrous
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    HK33, HK53, HK93 Trigger Pack - 0,1 - Ambidextrous

    HKP HK Parts

    $379.95
    HKP HK 93/53/33 (5.56 / .223) Ambidextrous 0,1 Trigger Pack A lower cost alternative to the spendy and hard to find all German HK FBI or 0,1 ambi trigger packs. Now for the first time, we have the popular trigger pack available in an all-German & US...
    HKP-17233
    $379.95
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    $379.95
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  • Out Of Stock
    New - H&K MP5K 9mm SEF Contoured Trigger Group - Push Pin - F/A - HKP-01513 HK MP5K Trigger Group - FA SEF - Contoured - Push Pin - 9mm

    HK MP5K Trigger Group - FA SEF - Contoured - Push Pin - 9mm

    H&K Heckler & Koch

    $0.00
    HK German MP5K SEF Trigger Group SEF Marked. The trigger housing has contoured finger grooves for ultimate comfort. This is a factory push pin full-auto trigger pack assembly setup for 9mm MP5K or PDW sub guns. Assembled from a factory German HK using a...
    HKP-01513
    $0.00
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  • On Sale
    New - H&K MP5K/SP5K/SP89 Semi-Auto 3 Position Trigger Group- Clipped & Pinned - HKP-00186 HK MP5K, SP5K, SP89 Trigger Group - 3 Position Semi-Auto - Clipped and Pinned
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    HK MP5K, SP5K, SP89 Trigger Group - 3 Position Semi-Auto - Clipped and Pinned

    H&K Heckler & Koch

    Now: $1,289.95
    Was: $1,899.95
    Heckler and Koch MP5K, SP5K Semi Auto 3 Position Trigger Group - Clipped and Pinned Semi-automatic trigger group configured in a 3-position clipped and pinned housing. Provides the appearance of a factory 3-position configuration while retaining a...
    HKP-00186
    Now: $1,289.95
    Was: $1,899.95
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    Now: $1,289.95
    Was: $1,899.95
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  • Out Of Stock
    New - H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Push Pin - HKP-16057 HK MP5K Trigger Housing - FBI  2 Position 0,1 Pictogram - Push Pin

    HK MP5K Trigger Housing - FBI 2 Position 0,1 Pictogram - Push Pin

    H&K Heckler & Koch

    $244.95
    H&K MP5K 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Push Pin This HK German MP5K FBI style (0,1) trigger housing is designed for push pin type receivers. It is compatible with all HK German ambidextrous trigger packs and ambidextrous...
    HKP-16057
    $244.95
    Out Of Stock
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    $244.95
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