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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    New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray - HKP-20477 HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray
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    HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    SB Tactical

    Now: $269.95
    Was: $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling...
    HKP-20477
    Now: $269.95
    Was: $294.95
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    Now: $269.95
    Was: $294.95
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    New - Trijicon HK 45 Fiber Sight - Red - HKP-19388 HK 45 Fiber Sight - Red
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    HK 45 Fiber Sight - Red

    Trijicon

    Now: $51.71
    Was: $68.95
    Trijicon HK 45 Fiber Sight - Red Trijicon's Fiber Sights are great for competition and carry alike. The sight bodies are machined and phosphated steel to provide exceptional durability that will hold...
    HKP-19388
    Now: $51.71
    Was: $68.95
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  • On Sale
    New - B&T TP9/MP9 Tactical RH Holster - Black - HKP-17294 B&T TP9, MP9 Tactical Holster - RH
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    B&T TP9, MP9 Tactical Holster - RH

    B&T Brugger & Thomet

    Now: $207.19
    Was: $325.00
    B&T TP9/MP9 Tactical RH Holster Swiss B&T manufactured Tactical Holster For the TP9 & MP9 - Right Handed Model Specifications: S
    HKP-17294
    Now: $207.19
    Was: $325.00
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    Was: $325.00
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  • Out Of Stock
    New - Heckler and Koch HK417, MR762,Gas Block - HKP-17259 HK417, MR762, G28 Gas Block
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    HK417, MR762, G28 Gas Block

    H&K Heckler & Koch

    $199.95
    Heckler and Koch Gas Block for HK417, MR762, G28 New German HK manufacture for the HK MR762 & HK417, G28 firearm. This unit comes without the sling loops installed. Compatible With:
    HKP-17259
    $199.95
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  • New - H&K HK MR762/417 Handguard Compression Spring - HKP-16796
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    HK417, MR762 Handguard Compression Spring

    H&K Heckler & Koch

    $8.95
    H&K HK MR762/417 Handguard Compression Spring   Heckler & Koch compression spring for HK MR762 and HK 417 handguard  
    HKP-16796
    $8.95
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    $8.95
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  • Out Of Stock
    New - Meprolight HK P7M8/P7M10/P7M13 Tru-Dot Front Night Sight - HKP-16589
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    HK P7M8, P7M10, P7M13 Front Night Sight - Tru-Dot

    Meprolight

    $44.95
    Meprolight HK P7M8/P7M10/P7M13 Tru-Dot Front Night Sight Features: Unequaled low light performance Brightest night sights available today
    HKP-16589
    $44.95
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  • New - H&K HK Mark 23 5.9mm -2 Rear Sight - HKP-02257
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    HK Mark 23 Rear Sight - -2, 5.9mm

    H&K Heckler & Koch

    $55.95
    HK Mark 23 5.9mm -2 Rear Sight Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard)
    HKP-02257
    $55.95
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