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 - Strike Industries HK MP5 Dual Folding Stabilizer with Adapter - HKP-21655-M HK MP5 Dual Folding Stabilizer - With Adapter - OD Green
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    HK MP5 Dual Folding Stabilizer - With Adapter - OD Green

    HKP HK Parts / Strike Industries

    $319.95
    Strike Industries Dual Folding Stabilizer with HKP MP5 Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...
    HKP-21655-M
    $319.95
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    $319.95
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  • New - H&K / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade - HKP-21560 HK / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade
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    HK / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade

    Hogue

    $229.95
    HK Knives by Hogue Mini Incursion OTF AUTO Knife 2.95" 154CM Black PVD Clip Point Plain Blade Heckler & Koch Knives are specially designed and built for the professional knife user. Whether you're military, law enforcement, rescue, first responder,...
    HKP-21560
    $229.95
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    $229.95
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  • New - HKP P30 9mm Fluted Barrel - Threaded 13.5x1 - HKP-21443 HK P30 Fluted Barrel - 9mm - 4.5" - Threaded 13.5x1
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    HK P30 Fluted Barrel - 9mm - 4.5" - Threaded 13.5x1

    HKP HK Parts

    $229.95
    HKP P30 9mm Fluted Barrel - Threaded 13.5x1 Made from ordnance grade steel, heat treated, and finished with durable nitride. Each fluted barrel includes an O-ringed thread protector that will not loosen or fall off during range sessions...
    HKP-21443
    $229.95
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    $229.95
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  • On Sale
    New - Strike Industries HK MP5K Drop-In MOD2 Stock - HKP-21330-M HK MP5K, SP5K Stock - MOD2 - Strike Industries
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    HK MP5K, SP5K Stock - MOD2 - Strike Industries

    HKP HK Parts / Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK MP5K Drop-In MOD2 Stock We pair our MP5K AR stock adpter with this Strike MOD2 stock to give you a drop-in MP5K stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at...
    HKP-21330-M
    Now: $111.71
    Was: $199.95
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    Now: $111.71
    Was: $199.95
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  • On Sale
    New - TPM Ruger Rifle Trigger Shoe - HKP-20903 Ruger Precision Rifle Trigger Shoe
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    Ruger Precision Rifle Trigger Shoe

    Tactical Precision MFG

    Now: $19.95
    Was: $37.99
    TPM Ruger Precision Rifle Trigger Shoe This trigger shoe is a great addition to your RPR or any rifle with a blade safety type trigger, the shoe covers the trigger shoe deleting the blade safety function. The set screws of the shoe are drilled on a...
    HKP-20903
    Now: $19.95
    Was: $37.99
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    Now: $19.95
    Was: $37.99
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  • New - Comp-Tac HK P30/HK45C EV2 AIWB Holster - Black - HKP-19413-M HK45C, P30 Holster - EV2 AIWB
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    HK45C, P30 Holster - EV2 AIWB

    Comp-Tac

    $59.95
    Comp-Tac HK P30/HK45C EV2 AIWB Holster The eV2 Holster is designed for easy as well as deep concealment in the Appendix Inside the Waistband (AIWB) position. The eV2's holster body is made of 100% aircraft-grade Kydex® which provides the smoothest...
    HKP-19413-M
    $59.95
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    $59.95
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  • New - B&T 15 Round TP9/MP9/APC 9mm Magazine - Translucent - HKP-17437 B&T TP9, MP9, APC Magazine - 9mm - 15 Round - Translucent
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    B&T TP9, MP9, APC Magazine - 9mm - 15 Round - Translucent

    B&T Brugger & Thomet

    $50.00
    B&T 15 Round TP9/MP9/APC 9mm Magazine - Translucent Swiss B&T manufactured 15 round magazine for the 9mm TP9, MP9 & APC. Specifications: 15-round capacity 9mm Made of high strength polymer Compatible With: B&T MP9/TP9 B&T...
    HKP-17437
    $50.00
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    $50.00
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  • New - HK VP9SK Warrior Holster OWB - Black - HKP-18718-M HK VP9SK Holster - Warrior OWB
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    HK VP9SK Holster - Warrior OWB

    Comp-Tac

    $74.95
    HK VP9SK Warrior Holster OWB The Warrior Holster design offers a stealth footprint, outside the waistband carry that is perfect for OWB concealment. Easily accessible, designed for a smooth, fast draw the Warrior's close-fitting footprint can easily...
    HKP-18718-M
    $74.95
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    $74.95
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  • New - HKP Dual HK MP5 Magazine Clamp Conversion Screw - HKP-20318 HK MP5 Dual Magazine Clamp Conversion Screw - G3 to MP5 Mags
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    HK MP5 Dual Magazine Clamp Conversion Screw - G3 to MP5 Mags

    HKP HK Parts

    $2.95
    HKP Dual HK MP5 Magazine Clamp Conversion Screw This screw converts a HK91, G3, PTR dual magazine clamp (HKP-19634) into the correct length for use with an MP5 magazine. Includes:  1 screw
    HKP-20318
    $2.95
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    $2.95
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  • Used - H&K MIL-SPEC 416 OTB Buffer Tube & HK E1 Stock Combo - HKP-20104 HK416 OTB E1 Stock & Buffer Tube Combo
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    HK416 OTB E1 Stock & Buffer Tube Combo

    H&K Heckler & Koch

    $469.95
    H&K MIL-SPEC 416 OTB Buffer Tube & HK E1 Stock Combo Genuine HK416 E1 Stock with the new style marine environment "over the beach" buffer tube. Buffer tube has ball bearing rollers to tighten the stock when locked in position, and helps smooth...
    HKP-20104
    $469.95
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    $469.95
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  • New - DTAC HK93/33/G3K M-LOK Modular Handguard - HKP-20015 HK33, HK93, G3K M-LOK Modular Handguard
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    HK33, HK93, G3K M-LOK Modular Handguard

    DTAC Dakota Tactical

    $189.95
    DTAC HK93, HK33, HK33K, and G3K M-LOK Modular Handguard Modular M-LOK handguard system designed for HK93, HK33, HK33K, and G3K pattern firearms. Precision machined in the USA from T6 aluminum, this one-piece main body provides a rigid mounting platform...
    HKP-20015
    $189.95
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    $189.95
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  • New - 27 Round Magazine Complete - Red Follower - 9mm - HK PARTS - HK VP9, HK P30 - HKP-19843
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    HK VP9, P30 Magazine Complete - 9mm - 27 Round - Red Follower

    HKP HK Parts / Heckler & Koch

    $99.95
    HKP HK VP9/P30 27 Round Magazine Complete - Red Follower - 9mm HK Parts +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for...
    HKP-19843
    $99.95
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    $99.95
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