Parts

Parts

At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.

Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.

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  • On Sale
    HK91 Handguard - M-Lok - BLEMISHED HK91 Handguard - M-Lok - BLEMISHED
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    HK91 Handguard - M-Lok - BLEMISHED

    HKP HK Parts

    Now: $129.95
    Was: $159.95
    HK G3, HK91 & PTR Low Profile M-LOK Forearm - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED NEEDS MODIFICATION TO FIT ACCESSORIES COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED...
    HKP-17265-B
    Now: $129.95
    Was: $159.95
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  • New - Navy Style - SEF - Match Trigger Group - HK SP5 - HKP-20665 HK SP5 Trigger Group - SEF Navy - 9mm Match - Clipped and Pinned
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    HK SP5 Trigger Group - SEF Navy - 9mm Match - Clipped and Pinned

    H&K Heckler & Koch

    $679.95
    Navy Style - SEF - Match Trigger Group - HK SP5 Ready to drop in your SP5 spec 9mm receiver. Great replacement for the 2 position trigger group. With the match trigger pack installed, the trigger slack take up is eliminated and travel is reduced. The...
    HKP-20665
    $679.95
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  • Out Of Stock
    New - Lazy Wolf VP Series Trigger Safety Tab Kit - C1 Curved - Black - HKP-20083 HK VP Series Curved Trigger Safety Tab Kit

    HK VP Series Curved Trigger Safety Tab Kit

    Lazy Wolf

    $19.95
    Lazy Wolf Guns C1 Curved Trigger Tab and Spring Set for the HK VP Series   Replacement trigger safety tab, spring, and roll pin kit as pictured for the HK VP9 series of LWG triggers. Ideal if you need a replacement LWG trigger safety tab,...
    HKP-20083
    $19.95
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    $19.95
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  • On Sale
    Used - HK SL8 Magwell - Used - Gray - HKP-20056 HK SL8 Magwell - Used - Black
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    HK SL8 Magwell - Used - Black

    H&K Heckler & Koch

    Now: $8.95
    Was: $9.95
    HK SL8 Magwell - Used - Black Used Magwell - Black - SL8
    HKP-20056
    Now: $8.95
    Was: $9.95
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  • Out Of Stock
    Used - FN P90 Demilled Parts Kit - HKP-19639

    P90 Kit - Demilled Parts - 50 Round

    FN

    $3,149.95
    FN P90 Demilled Parts Kit   Factory FN P90 F/A parts kit comes as pictured with all pieces less the actual receiver included one 50 round magazine. (Non FFL item as this is a parts kit)   ** Magazine Capacity Restricted States: You will be...
    HKP-19639
    $3,149.95
    Out Of Stock
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    $3,149.95
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  • On Sale
    New - Comp-Tac HK VP9B International Holster - Black - HKP-19597-M HK VP9B International Holster
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    HK VP9B International Holster

    Comp-Tac

    Now: $71.95
    Was: $79.95
    Comp-Tac HK VP9B International Holster The International is an outside the waistband (OWB) holster with a modular mounting design giving the user 16 holster options in 1.  Designed to be worn at 3:00 this holster is perfect for competition...
    HKP-19597-M
    Now: $71.95
    Was: $79.95
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    Was: $79.95
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  • On Sale
    New - B&T HK MP5K, HK SP89, HK SP5K Folding Stock/Length Adjustable Helmet Stock - Black - HKP-18101 HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable
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    HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable

    B&T Brugger & Thomet

    Now: $322.95
    Was: $379.95
    B&T HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable This Swiss-made folding helmet stock offers a compact, military-grade solution for MP5K-pattern firearms. Built from durable polymer and aluminum, it provides smooth length adjustment and...
    HKP-18101
    Now: $322.95
    Was: $379.95
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  • New - H&K HK P2000SK .40 S&W - Barrel - Black - HKP-01569 HK P2000SK Barrel - .40 S&W - 3.25"
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    HK P2000SK Barrel - .40 S&W - 3.25"

    H&K Heckler & Koch

    $259.95
    HK German Factory P2000SK .40 S&W Barrel Brand new HK P2000SK .40 Cal factory cold hammer forged polygonal rifled barrel. This barrel measures 3.25" and is drop-in ready.   Compatible With: HK P2000SK .40 S&W
    HKP-01569
    $259.95
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    $259.95
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  • Out Of Stock
    New - B&T BT APC223/5.56/.300 3 Position Telescopic Stock - Black - HKP-18312 B&T APC223, APC300 Telescopic Stock - 3 Position

    B&T APC223, APC300 Telescopic Stock - 3 Position

    B&T Brugger & Thomet

    $650.00
    B&T APC223, APC300 3-Position Telescopic Stock Swiss-made B&T telescopic stock for the APC223 and APC300. This is a military-grade factory stock supplied by B&T to law-enforcement and military worldwide. Specifications: Steel,...
    HKP-18312
    $650.00
    Out Of Stock
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    $650.00
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  • New - H&K VP9SK, VP40SK Backstrap - Medium - Gray - HKP-18582 HK VP9SK, VP40SK Backstrap - Medium - Gray
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    HK VP9SK, VP40SK Backstrap - Medium - Gray

    H&K Heckler & Koch

    $29.95
    H&K VP9SK, VP40SK Backstrap - Medium - Gray New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18582
    $29.95
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    $29.95
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  • New - H&K VP9SK, VP40SK Backstrap - Small - OD Green - HKP-18971 HK VP9SK, VP40SK Backstrap - Small - OD Green
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    HK VP9SK, VP40SK Backstrap - Small - OD Green

    H&K Heckler & Koch

    $29.95
    H&K VP9SK, VP40SK Back Strap - Small - OD Green New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18971
    $29.95
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  • Out Of Stock
    New - HKP HK VP9, HK VP9SK, HK VP40 Enhanced Slide Cap w/ Firing Pin Window - Titanium - HKP-17943 HK VP9, VP9SK, VP40 Enhanced Slide Cap - Firing Pin Window - Titanium

    HK VP9, VP9SK, VP40 Enhanced Slide Cap - Firing Pin Window - Titanium

    HKP HK Parts

    $59.95
    Enhanced Slide Plate Cover VP9, VP9SK & VP40 - Titanium With Firing Pin Viewing Window Enhanced HK VP9, VP40 Titanium slide plate in natural titanium alloy. The "enhanced" slide plate cover includes the firing pin viewing window. The enhanced slide...
    HKP-17943
    $59.95
    Out Of Stock
    Qty in Cart: 0
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    $59.95
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