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 - H&K VP9SK Left Side Grip Panel - Medium - OD Green - HKP-18587 HK VP9SK Grip Panel Left Side - Medium - OD Green
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    HK VP9SK Grip Panel Left Side - Medium - OD Green

    H&K Heckler & Koch

    $19.95
    H&K VP9SK Left Side Grip Panel - Medium - OD Green New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK
    HKP-18587
    $19.95
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    $19.95
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  • New - B&T TP9 Telescopic Brace - Black - HKP-18945 B&T TP9 Telescopic Brace
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    B&T TP9 Telescopic Brace

    B&T Brugger & Thomet

    $507.95
    B&T TP9 Telescopic Brace B&T Telescopic Arm Brace Adapter for a B&T TP9 pistol. Tailhook (BT-20422) is sold separately, not included. Compatible With: B&T TP9 ***Stabilizing braces sold by HK Parts are designed and intended for the...
    HKP-18945
    $507.95
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    $507.95
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  • New - B&T Unigrip Fixed With Storage Compartment - FDE - HKP-18042
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    B&T Unigrip Fixed With Storage Compartment - FDE

    B&T Brugger & Thomet

    $69.95
    B&T Vertical Grip - Fixed Style With Storage Compartment - TAN Swiss made B&T vertical for-end grip for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the grip. Will fit all mil-spec picatinny rails...
    HKP-18042
    $69.95
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  • On Sale
    New - H&K HK USP Series Front Sight 6.2mm - HKP-02255
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    HK USP Series Front Sight 6.2mm

    H&K Heckler & Koch

    Now: $9.95
    Was: $19.95
    Heckler and Koch 6.2mm Front Sight for HK USP Series  H&K factory height replacement sight for USP Compact.  This sight will also work with select USP full size pistols but is shorter than the factory 6.8mm sight. Compatible With: USP...
    HKP-02255
    Now: $9.95
    Was: $19.95
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  • New - HKP 15 Round HK VP9SK, Hk P30SK 9mm Magazine with Finger Rest - Red - HKP-20567 New - HKP 15 Round HK VP9SK, Hk P30SK 9mm Magazine with Finger Rest - Red - HKP-20567
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    HK VP9SK, P30SK Magazine with Finger Rest - 15 Round - 9mm - Red

    HKP HK Parts / Heckler & Koch

    $69.95
    HK VP9SK and HK P30SK 9mm - 15 Round Magazine with HK Red Finger Rest New German VP9SK and P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +5 magazine extension installed and ready to use. This...
    HKP-20567
    $69.95
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  • New - HKP MP5SD 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set - SEF Binary Trigger - HKP-20524
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    HK MP5SD Parts Kit - Pistol Build - 9mm - Binary Trigger - Receiver Flat & Weldment Set

    HKP HK Parts

    $2,389.95
    HKP MP5SD 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set - SEF Binary Trigger MP5SD 9mm parts kit complete with all the parts required for an MP5 semi-auto pistol build. Each kit comes with all 6 of the needed US made compliance parts to be...
    HKP-20524
    $2,389.95
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    $2,389.95
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  • New - Talon Grip HK VP9SK Rubber - Small - Black - HKP-20260 HK VP9SK Grip Wrap for Small Backstraps - Rubber
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    HK VP9SK Grip Wrap for Small Backstraps - Rubber

    Talon Grip

    $19.99
    TALON Grip - H&K VP9SK - Rubber Black - Small Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy...
    HKP-20260
    $19.99
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  • On Sale
    Used - HKP MP5 10mm Reverse Stretch Parts Kit - HKP-19818
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    HK MP5 10mm Reverse Stretch Parts Kit

    HKP HK Parts / Heckler & Koch

    Now: $1,749.95
    Was: $1,889.95
    MP5 10mm Reverse Stretch Pistol Build Kit Complete German & USA Made Parts ON SALE WHILE SUPPLIES LAST! MP5 10mm Reverse Stretch parts kit complete with all the parts needed for an MP5 10mm semi-auto pistol. Each kit comes with all 6 of the needed US...
    HKP-19818
    Now: $1,749.95
    Was: $1,889.95
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    Was: $1,889.95
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  • New - Magpul Moe K2 AR Grip - HKP-19567 HK416, MR556 Vertical Grip - AR - Moe K2
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    HK416, MR556 Vertical Grip - AR - Moe K2

    Magpul

    $22.95
    Magpul Moe K2 AR Grip Similar in concept to the MOE-K, the MOE-K2 is a drop in upgrade for AR15/M4's that offers a more vertical grip angle, but in a full-size grip design. The steeper vertical grip angle is optimized for use on PDW (Personal Defense...
    HKP-19567
    $22.95
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    $22.95
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  • New - Comp-Tac HK VP9 Blue Duty Holster Series No Light - HKP-19448-M HK VP9 Holster Series - Blue Duty - No Light
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    HK VP9 Holster Series - Blue Duty - No Light

    Comp-Tac

    $135.95
    Comp-Tac HK VP9 Blue Duty Holster Series No Light The Blue Duty Holster Series No Light is Comp-Tacs answer to customers who want to carry a weapon with a red-dot optic in a level 2 holster. The thumb-release bale is designed to work with...
    HKP-19448-M
    $135.95
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    $135.95
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  • New - H&K VP9, VP40 Grip Panel Right Side - Large - Gray - HKP-18124 HK VP9, VP40 Grip Panel Right Side - Large - Gray
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    HK VP9, VP40 Grip Panel Right Side - Large - Gray

    H&K Heckler & Koch

    $24.95
    H&K VP9, VP40 Grip Panel Right Side - Large - Gray New HK German manufactured. Right side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40
    HKP-18124
    $24.95
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    $24.95
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  • New - H&K VP9, VP40 Grip Panel Left Side - Small - OD Green - HKP-18835 HK VP9, VP40 Grip Panel Left Side - Small - OD Green
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    HK VP9, VP40 Grip Panel Left Side - Small - OD Green

    H&K Heckler & Koch

    $24.95
    H&K VP9, VP40 Grip Panel Left Side - Small - OD Green New HK German manufactured. Left side size small. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 K
    HKP-18835
    $24.95
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    $24.95
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