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
    New - TPM - Grenade Bolt Knob - Titanium - HKP-20776 Bolt Knob - Grenade - Titanium
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    Bolt Knob - Grenade - Titanium

    Tactical Precision MFG

    Now: $24.95
    Was: $48.99
    TPM - Grenade Bolt Knob - Titanium TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Can also fit any 5/16x24 threaded bolt handle.  Grenade Bolt Knob - Titanium  Dimensions: 1.90" x...
    HKP-20776
    Now: $24.95
    Was: $48.99
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    Was: $48.99
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  • New - Aimpoint Absolute Co-Witness T1 Quick Release Mount - HKP-19336 Picatinny T1 Optic Mount - Absolute Co Witness - Quick Release
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    Picatinny T1 Optic Mount - Absolute Co Witness - Quick Release

    AIM

    $38.95
    AimSports - T1 Quick Release Mount - Absolute Co-Witness Features a machined recoil lug and steel hardware to prevent wear between mounting surfaces. Utilizing a quick release base, the generously sized lever is textured for easy operation under any...
    HKP-19336
    $38.95
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  • New - Aimpoint Lower 1/3 Co-Witness T1 Mount - HKP-19335 Aimpoint T1 Optic Mount - Lower 1/3 Co-Witness
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    Aimpoint T1 Optic Mount - Lower 1/3 Co-Witness

    AIM

    $29.99
    Aimpoint - T1 Mount - Lower 1/3 Co-Witness  Features a machined recoil lug for consistent, repeatable mounting. Features:  6061 T6 aluminum Black anodized Machined recoil lug Compatible With: Aimpoint T1 / H1 Series optics
    HKP-19335
    $29.99
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    $29.99
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  • New - H&K VP9, VP40 Right Side Grip Panel - Large - OD Green - HKP-19176 HK VP9, VP40 Grip Panel Right Side - Large - OD Green
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    HK VP9, VP40 Grip Panel Right Side - Large - OD Green

    H&K Heckler & Koch

    $24.95
    H&K VP9, VP40 Right Side Grip Panel - Large - OD Green New HK German manufactured, right side size large. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP Pistol. Compatible With: HK VP9 (Excludes VP9A1 F & VP9A1 K...
    HKP-19176
    $24.95
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  • On Sale
    New - HKP HK P30 Stand Off Device - Black - HKP-19168 HK P30 Stand Off Device
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    HK P30 Stand Off Device

    HKP HK Parts

    Now: $68.95
    Was: $109.95
    Stand Off Device - HK P30 The HK Parts P30 standoff is designed to keep the slide in battery to allow discharge when the firearm is pressed against or comes into contact with an object. It is an excellent self-defense addition. The standoff device slides...
    HKP-19168
    Now: $68.95
    Was: $109.95
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    Was: $109.95
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  • Out Of Stock
    New - HKP HK G36C Barrel - Black - HKP-18195 HK G36C Barrel - 5.56 / .223 - 8.98"

    HK G36C Barrel - 5.56 / .223 - 8.98"

    HKP HK Parts

    $499.95
    HKP HK G36C Barrel Brand new HK G36C barrel made from 416 stainless steel and nitrided, uninstalled & unfired. The G36C barrel uses a factory German or USA spec G36K/G36C gas block. Counts as one USA made complaint part. Perfect for the SL8/G36 style...
    HKP-18195
    $499.95
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    $499.95
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  • New - Comp Weight™ VP9, VP40 Compensator Rail Adapter - Black - HKP-18736 HK VP9, VP40 Compensator - Rail Adapter - V1
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    HK VP9, VP40 Compensator - Rail Adapter - V1

    HKP HK Parts

    $34.95
    Comp Weight™ Rail Adapter - VP9, VP40 The HK Parts Comp Weight™ Compensator rail adapter is designed to easily screw on to your quick detach Comp Weight™ by replacing the quick detach lever. This is designed to allow users to add a...
    HKP-18736
    $34.95
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    $34.95
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  • New - H&K VP9SK, VP40SK Left Side Grip Panel - Small - Black - HKP-18297 HK VP9SK, VP40SK Grip Panel Left Side - Small
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    HK VP9SK, VP40SK Grip Panel Left Side - Small

    H&K Heckler & Koch

    $18.95
    H&K VP9SK, VP40SK Left Side Grip Panel - Small - Black 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 HK VP40SK
    HKP-18297
    $18.95
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    $18.95
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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...
    HKP-18042
    $69.95
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    $69.95
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  • On Sale
    New - HKP VP9SK Rail Mount Compensator for Threaded Barrel - Black - HKP-20535 HK VP9SK Rail Mount Compensator for Threaded Barrel
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    HK VP9SK Rail Mount Compensator for Threaded Barrel

    HKP HK Parts

    Now: $99.95
    Was: $169.95
    HKP VP9SK Rail Mount Compensator for Threaded Barrel Specifications: Length - 3 1/2 inches Height - 1 3/4 inches Weight - 4.8 oz. Torque: Bottom Screws - 26 inch-lbs Side Screws - 18 inch-lbs For use with threaded barrel *DO NOT USE COMPENSATOR...
    HKP-20535
    Now: $99.95
    Was: $169.95
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    Now: $99.95
    Was: $169.95
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  • New - Talon Grip HK VP9SK Granulate - Small - Black - HKP-20261 HK VP9SK Grip Wrap for Small Backstraps - Granulate
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    HK VP9SK Grip Wrap for Small Backstraps - Granulate

    Talon Grip

    $19.99
    TALON Grip - H&K VP9SK - Granulate 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...
    HKP-20261
    $19.99
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    $19.99
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  • New - Talon Grip HK VP9, VP40 Rubber - Small - Black - HKP-20248 HK VP9, VP40 Grip Wrap for Small Backstraps - Rubber
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    HK VP9, VP40 Grip Wrap for Small Backstraps - Rubber

    Talon Grip

    $19.99
    TALON Grip - HK VP9, VP40 - 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-20248
    $19.99
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    $19.99
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