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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  • Out Of Stock
    On Sale
    New - Laserguard HK VP9/VP9SK, HK VP40 LG-499 - Green - HKP-18567 HK VP9, VP9SK, VP40 Laserguard - LG-499 - Green

    HK VP9, VP9SK, VP40 Laserguard - LG-499 - Green

    Crimson Trace

    Now: $256.95
    Was: $309.95
    LG-499 LASERGUARD VP9, VP9SK, VP40 - Green The LG-499G Laserguard® is a powerful green laser sight designed for the Heckler and Koch® (HK®) VP series of pistols including: VP9, VP9SK and VP40. Featuring a 5mWpeak, 515-532nm, Class 3R green...
    HKP-18567
    Now: $256.95
    Was: $309.95
    Out Of Stock
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    Now: $256.95
    Was: $309.95
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  • Out Of Stock
    New - B&T TP9/MP9 Firing Pin - Black - HKP-17297

    B&T TP9, MP9 Firing Pin

    B&T Brugger & Thomet

    $44.95
    B&T Firing Pin For B&T TP9, MP9 Genuine Swiss Brugger and Thomet firing pin for the TP9 and MP9 platforms. Compatible With: B&T TP9 B&T MP9
    HKP-17297
    $44.95
    Out Of Stock
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    $44.95
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  • New - B&T BT APC9, BT APC45 Quick Detach Brass Catcher - Black - HKP-18106
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    B&T APC Brass Catcher - Quick Detach - 9mm, .40 S&W, .45 ACP

    B&T Brugger & Thomet

    $165.00
    B&T APC9, APC10, APC45 Quick Detach Brass Catcher Swiss made brass catcher for B&T APC9, APC10 and APC45 firearms. Quickly and easily attaches and detaches to the right-side picatinny rail section. Made to collect the fired brass...
    HKP-18106
    $165.00
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    $165.00
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  • New - H&K HK VP9SK Standard Barrel - Black - HKP-18320 HK VP9SK Barrel - 9mm - 3.39"
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    HK VP9SK Barrel - 9mm - 3.39"

    H&K Heckler & Koch

    $270.95
    H&K HK VP9SK Standard Barrel - Black Brand new HK German Standard Length VP9SK Barrel. Marked HK 9mmx19 Brand new cold hammer forged & made in Germany. Compatible With: HK VP9SK models
    HKP-18320
    $270.95
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    $270.95
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  • New - B&T 17 Round BT USW-A1 9mm Magazine - Black - HKP-18336 B&T USW-A1 Magazine - 9mm - 17 Round
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    B&T USW-A1 Magazine - 9mm - 17 Round

    B&T Brugger & Thomet

    $45.00
    B&T 17-Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 17-round magazine for the USW-A1 9mm. This item is restricted in certain states. All Federal, State and Local laws apply.   Specifications: Factory new condition 17-round...
    HKP-18336
    $45.00
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    $45.00
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  • New - MP5 to MP5K Housing Conversion Service - HKP-20473 HK MP5 to MP5K Housing Conversion Service
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    HK MP5 to MP5K Housing Conversion Service

    USA

    $149.95
    MP5 to MP5K Housing Conversion Service At HK Parts we are now offering our own HK trigger housing conversion service. No one does a better job with quicker turn around then we do. This conversion is the best option for those that want to install hard to...
    HKP-20473
    $149.95
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    $149.95
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  • Used - German 40mm Cleaning Kit - HKP-20405 HK Firearm Cleaning Kit - 40mm - German
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    HK Firearm Cleaning Kit - 40mm - German

    H&K Heckler & Koch

    $24.95
    German 40mm Cleaning Kit German military issue cleaning kit. These kits were used in several models Panzerfaust, from the WW2 era to modern. They were also issued for a variety of weapons ranging from 38-44mm. In good to excellent condition...
    HKP-20405
    $24.95
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    $24.95
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  • New - HKP 9mm SEF Semi Trigger Pack - ENHANCED 5-6 LBS Trigger Pull - HKP-20312 HK MP5, MP5K, SP89, HK94  Trigger Pack - SEF Semi - 9mm - Enhanced 5 to 6 lb Trigger Pull
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    HK MP5, MP5K, SP89, HK94 Trigger Pack - SEF Semi - 9mm - Enhanced 5 to 6 lb Trigger Pull

    HKP HK Parts

    $439.95
    HKP 9mm SEF Semi Trigger Pack - ENHANCED 5-6 LBS Trigger Pull These trigger packs start as a F/A pack and gets professionally converted to the BATFE specs so you can rest assured the trigger pack is done correctly and to spec. These refinished trigger...
    HKP-20312
    $439.95
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    $439.95
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  • On Sale
    New - Wasatch Arms Key Mount Tool - HKP-20299 Key Mount Tool - Crows Foot Wrench for Dead Air Suppressors
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    Key Mount Tool - Crows Foot Wrench for Dead Air Suppressors

    Wasatch Arms

    Now: $29.95
    Was: $54.95
    Wasatch Arms Key Mount Tool   The Dead Air Crows Foot Wrench engages directly on the Key Mount brake allowing proper axial torque for quick and easy installation.  Made in the USA and finished in black nitride.
    HKP-20299
    Now: $29.95
    Was: $54.95
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    Now: $29.95
    Was: $54.95
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  • New - HK MP5K Side Reinforcement Tabs - HKP-20168 HK MP5K Side Reinforcement Tabs
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    HK MP5K Side Reinforcement Tabs

    USA

    $14.95
    HK MP5K Side Reinforcement Tabs
    HKP-20168
    $14.95
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    $14.95
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  • Out Of Stock
    New - JMAC Customs SS-8 w/ 1913 Folding Mech - HKP-20146 Folding Stock - SS-8 with 1913 Folding Mech

    Folding Stock - SS-8 with 1913 Folding Mech

    JMAC Customs

    $284.99
    JMAC Customs SS-8 Folding Stock w/1913 Folding Mech Skeleton stock 8" with 1913 folding mech (not assembled) 2x integrated QD sling socket 8" length Drilled and tapped for optional cheek risers (will be available in the future) Compatible with SIG...
    HKP-20146
    $284.99
    Out Of Stock
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    $284.99
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  • New - H&K VP9, VP40 Grip Panel Left Side - Medium - Gray - HKP-18122 HK VP9, VP40 Grip Panel Left Side - Medium - Gray
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    HK VP9, VP40 Grip Panel Left Side - Medium - Gray

    H&K Heckler & Koch

    $24.95
    H&K VP9, VP40 Grip Panel Left Side - Medium - Gray New HK German manufactured. Left side, medium size. 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-18122
    $24.95
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    $24.95
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