HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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  • New - RCM HK 23E (5.56/.223) Locking Piece #20 - 70 Degree - HKP-02525 HK23E Locking Piece #20 - 70 Degree
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    HK23E Locking Piece #20 - 70 Degree

    RCM

    $49.95
    New US-Made #20 Locking Piece - 70 Degree For HK23E New US-manufactured RCM # 20 70-degree locking piece for HK23E and other custom builds. Made from the finest ordnance grade steel and heat treated to perfection. A perfect spare for your...
    HKP-02525
    $49.95
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  • Out Of Stock
    New - H&K HK21 (7.62x51/.308) Locking Piece - HKP-01745

    HK21 Locking Piece - 50 Degree

    H&K Heckler & Koch

    $149.95
    H&K HK21 (7.62x51/.308) Locking Piece - New Factory, Old Stock The HK21 standard 50-degree locking piece. Each LP includes the hardness "dot" to identify them as HK 21 locking pieces.
    HKP-01745
    $149.95
    Out Of Stock
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  • Out Of Stock
    New - HKP HK 91/G3 (7.62x51/.308) Trigger Group (0,1) - 2 Position - Safe/Semi Only - HKP-17235 HK91, G3 Trigger Group (0,1) - 2 Position - Safe / Semi Only

    HK91, G3 Trigger Group (0,1) - 2 Position - Safe / Semi Only

    HKP HK Parts

    $429.95
    G3, 91, PTR Trigger Group 2 Position Housing 0,1- Safe, Semi Only Finally a lower cost alternative to the spendy & rare all-German HK FBI or 0,1 ambidextrous trigger group in a 2 position factory German HK housing. Each trigger group features a...
    HKP-17235
    $429.95
    Out Of Stock
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    $429.95
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  • New - HKP 93/33 (5.56/.223) Key Mod Handguard - HKP-17179 HK33, HK93 Handguard - Key Mod
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    HK33, HK93 Handguard - Key Mod

    HKP HK Parts

    $129.95
    HK93, 33 & PTR Low Profile Key Mod Forearm The KeyMod tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your shooting...
    HKP-17179
    $129.95
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  • New - MP5K Semi Only 4 Position Trigger Group Complete - Clipped & Pinned - HKP-00185 HK MP5K Trigger Group, Complete - 4 Position Semi Only - Clipped and Pinned
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    HK MP5K Trigger Group, Complete - 4 Position Semi Only - Clipped and Pinned

    H&K Heckler & Koch

    $1,499.95
    MP5K Semi Only 4 Position Trigger Group Complete   With Safe, Semi functions only but provides the look and feel of the four position (0,1,3, F) housing. New HK German.   Compatible With: MP5K SP89
    HKP-00185
    $1,499.95
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    $1,499.95
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  • Out Of Stock
    New - MM Registered Sear Pack - Re-Timed Hammer - Belt-Fed - HKP-16996 Re-Timed Hammer for Registered Sear Packs - Belt Fed

    Re-Timed Hammer for Registered Sear Packs - Belt Fed

    Michaels Machines

    $198.95
    MM Registered Sear Pack - Re-Timed Hammer - Belt-Fed Billeted re-timed Hammer that has been professionally re-timed by Michael's Machines for belt-fed HK firearms with registered sear packs. A one piece billeted HK re-timed hammer is the necessary...
    HKP-16996
    $198.95
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    $198.95
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  • New - RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug - HKP-16967 HK MP5N Barrel - 9mm - 8.85" - Threaded 1/2x32 with 3 Lug
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    HK MP5N Barrel - 9mm - 8.85" - Threaded 1/2x32 with 3 Lug

    RCM

    $179.95
    RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug This MP5N barrel delivers exceptional value, crafted from premium Cold Hammer Forged Steel and treated with a durable nitride process. It easily accommodates suppressors and other muzzle attachments. Brand...
    HKP-16967
    $179.95
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    $179.95
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  • New - HKP MP5SD 9mm Cocking Tube - For Lefties - HKP-18918 HK MP5SD Cocking Tube - 9mm - Left Hand
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    HK MP5SD Cocking Tube - 9mm - Left Hand

    HKP HK Parts

    $99.95
    MP5SD Cocking Tube - US Made - For Left-Handed Shooters HK German MP5SD spec cocking tube for use on MP5SD style builds or custom SD builds. Each unit is made from the original factory HK prints & tooling to the perfect HK MP5SD "F" style specs...
    HKP-18918
    $99.95
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    $99.95
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  • Out Of Stock
    Used - H&K MP5 4 Position Burst Trigger Group 0,1,3,F - USED - HKP-02610

    HK MP5 Trigger Group - Burst 4 Position 0,1,3,F - USED

    H&K Heckler & Koch

    $2,599.95
    HK Heckler and Koch 4 Position Burst Trigger Group 0,1,3,F, USED Condition for HK MP5 HK German 4 Position 3 Round Burst Trigger Group – complete and ready for use. This is a high-quality, fully functional trigger group featuring a versatile 4...
    HKP-02610
    $2,599.95
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  • New - H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing - HKP-00163-M HK MP5, HK33, HK93 Trigger Housing - Ambi 2 Position 0,1 Pictogram - FBI Style - 9mm, 5.56 / .223
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    HK MP5, HK33, HK93 Trigger Housing - Ambi 2 Position 0,1 Pictogram - FBI Style - 9mm, 5.56 / .223

    H&K Heckler & Koch

    $229.95 - $279.95
    H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing This ambidextrous housing is designed for compatibility with any ambidextrous style trigger packs. It features a 2 position pictogram (0,1) and is crafted...
    HKP-00163-M
    $229.95 - $279.95
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  • New - H&K MP5 3 Position Navy T/G 0,1,Full With ESSL - HKP-00159 HK MP5 Trigger Group with With ESSL - Navy 3 Position 0,1,Full - 9mm
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    HK MP5 Trigger Group with With ESSL - Navy 3 Position 0,1,Full - 9mm

    H&K Heckler & Koch

    $2,549.95
    H&K Heckler and Koch 3 Position Navy Trigger Group 0, 1, Full with Extended Safety Selector Lever for HK MP5 New factory German complete trigger group with the left side extended lever. No longer available and just a few units remaining. Compatible...
    HKP-00159
    $2,549.95
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  • On Sale
    HK91, G3 A2 Stock - Tan - Saudi Contract - Rare HK91, G3 A2 Stock - Tan - Saudi Contract - Rare
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    HK91, G3 A2 Stock - Tan - Saudi Contract - Rare

    Other

    Now: $168.95
    Was: $279.95
    VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Original Saudi Arabian contract G3 A2 fixed stock in tan. Don't miss your chance to get a rare contract G3 stock assembly in this condition. Compatible With: HK91, G3 In spec. clones and custom builds THIS...
    HKP-99424
    Now: $168.95
    Was: $279.95
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    Now: $168.95
    Was: $279.95
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