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 - KCI 30 Round MP5 9mm Magazine - 5 Pack - HKP-22057 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 5 Pack
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 5 Pack

    KCI

    $184.95
    KCI 30 Round HK MP5 9mm Magazine - 5 Pack Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All steel...
    HKP-22057
    $184.95
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  • New - PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH - HKP-02148 PTR Muzzle Brake - Threaded 15x1 RH
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    PTR Muzzle Brake - Threaded 15x1 RH

    PTR

    $25.95
    PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH Correct HK threading 15x1 right hand with HK style retaining spring to latch on the HK splined barrel. Made in the US and counts as one US 922r compliant part. Specifications: Threaded...
    HKP-02148
    $25.95
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    $25.95
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  • New - H&K -4 Roller For Bolt Head 7.96mm - Under-sized - HKP-00504 Bolt Head Locking Roller - -4, 7.96mm - Under-sized
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    Bolt Head Locking Roller - -4, 7.96mm - Under-sized

    H&K Heckler & Koch

    $27.99
    Heckler and Koch -4 7.96mm Undersized Roller for Bolt Heads  The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -4 roller, each roller is priced per roller. Compatible...
    HKP-00504
    $27.99
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  • Used - H&K Full Auto Trigger Pack Elbow Spring With Roller - Used - HKP-16241 HK MP5, HK33, HK53, HK93 Elbow Spring With Roller - Full Auto Trigger Pack - Used
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    HK MP5, HK33, HK53, HK93 Elbow Spring With Roller - Full Auto Trigger Pack - Used

    H&K Heckler & Koch

    $4.95
    H&K Full Auto Trigger Pack Elbow Spring With Roller - USED Used- Good shape. This item is a factory HK German replacement part.
    HKP-16241
    $4.95
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    $4.95
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  • New - HKP Single Point Sling - OD Green - HKP-09057 HK Single Point Sling - OD Green
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    HK Single Point Sling - OD Green

    HKP HK Parts

    $29.95
    HKP Single Point Sling - OD Green This high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point HK sling. Features: Super thick all OD Green heavy-duty Cordura nylon to withstand years of...
    HKP-09057
    $29.95
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    $29.95
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  • New - HKP HK MP5 Extended Magazine Release - EMR - Streamline - HKP-22175-M HK MP5 Magazine Release - Extended Streamline - EMR
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    HK MP5 Magazine Release - Extended Streamline - EMR

    HKP HK Parts

    $44.95
    HKP HK Parts Extended Magazine Release - EMR - Streamline for HK MP5   Elevate your paddle style mag release with the streamlined extended mag release. Crafted from a solid billet of aircraft-grade aluminum and featuring a hard anodized finish,...
    HKP-22175-M
    $44.95
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  • Used - H&K MP5 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - USED - HKP-19787 HK MP5 9mm SEF Navy Style Trigger Housing - Clipped and Pinned - USED
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    HK MP5 9mm SEF Navy Style Trigger Housing - Clipped and Pinned - USED

    H&K Heckler & Koch

    $89.95
    H&K MP5 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - USED In used but good condition. Each German HK housing will have some handling marks, nicks and dings. Each housing is in perfectly useable condition and each unit has been clipped...
    HKP-19787
    $89.95
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    $89.95
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  • New - H&K HK MR556/416 Ejection Port Cover - Black - HKP-15229 HK416, MR556 Ejection Port Cover
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    HK416, MR556 Ejection Port Cover

    H&K Heckler & Koch

    $55.95
    H&K HK MR556/416 Ejection Port Cover HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556. This item can also be used on other AR15-style projects to enhance the project with the finest ejection port cover...
    HKP-15229
    $55.95
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  • New - HKP HK MP5 Raised Picatinny Rail - HKP-21601 HK MP5 Picatinny Rail - Raised
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    HK MP5 Picatinny Rail - Raised

    HKP HK Parts

    $134.95
    HKP HK MP5 Raised Picatinny Rail The HK Parts MP5 Raised Picatinny Rail offers the best of both worlds featuring an unimpeded view of the factory iron sights and an elevated mount for your favorite optic.  Cowitness? Lower third? ...
    HKP-21601
    $134.95
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    $134.95
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  • New - HKP HK MP5 .22 Bench Mat - HKP-17280
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    HK MP5 .22 Bench Mat

    HKP HK Parts

    $24.95
    HK MP5 .22 Bench Mat The HK MP5 .22 bench mat is the perfect cleaning & repair mat designed specifically for your HK MP5 .22 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects your gun from scratches...
    HKP-17280
    $24.95
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  • New - RCM HK21 Barrel - 17.7" - HKP-21521 HK21, HK11 Barrel - 17.7" -7.62x51 / .308
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    HK21, HK11 Barrel - 17.7" -7.62x51 / .308

    RCM

    $684.95
    RCM HK21 Barrel RCM HK21 barrels are crafted from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. These barrels are the most cost-effective option to finish your HK21/FMP or HK11 build as the original barrels are rare and command a...
    HKP-21521
    $684.95
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    $684.95
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  • Out Of Stock
    New - Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Luminescent Green - HKP-21097 HK MP5 Spike Front Sight Gen 2 - Luminescent Green

    HK MP5 Spike Front Sight Gen 2 - Luminescent Green

    Blitzkrieg Components

    $87.95
    Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight is engineered to deliver a precise and visible aiming point, enhancing target acquisition and accuracy. This model features a spike-tipped post and a...
    HKP-21097
    $87.95
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    $87.95
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