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 - H&K MP5/SP5/MP5K/SP5K Replacement Buffer For Factory End Cap or Folding Stock - HKP-01233

    HK MP5/SP5/MP5K/SP5K Replacement Buffer For Factory End Cap or Folding Stock

    H&K Heckler & Koch

    $24.95
    H&K MP5/SP5/MP5K/SP5K Replacement Buffer For Factory End Cap or Folding Stock This item is a Heckler & Koch Genuine Part, used to replace the factory HK buffer on MP5/SP5/MP5K/SP5K folding stocks and end caps. This is only usable on the factory...
    HKP-01233
    $24.95
    Out Of Stock
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    $24.95
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  • New - PTR Tactical Handguard "U" Shaped Bracket Screw - HKP-17318 HK MP5, MP5K, HK93, HK91 Handguard Bracket Screw - Tactical
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    HK MP5, MP5K, HK93, HK91 Handguard Bracket Screw - Tactical

    PTR

    $1.95
    PTR Tactical Handguard "U" Shaped Bracket Screw Replacement screw for the "U" shaped hangar on the tactical handguard. There are a total of 3 screws used, they are all the same for the MP5k, MP5, HK93 & HK91 tactical handguards. Great spare to have...
    HKP-17318
    $1.95
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    $1.95
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  • New - H&K HK MP7A1, MP7A2 Flip Front & Rear Sight Set - HKP-00024 H&K HK MP7A1, MP7A2 Flip Front & Rear Sight Set H&K Heckler & Koch HKP-00024
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    HK MP7A1, MP7A2 Front and Rear Sight Set - Picatinny - Iron

    H&K Heckler & Koch

    $529.95
    H&K HK Parts MP7A1, MP7A2 Flip Front & Rear Sight Set Includes front and rear iron sights, which allows the shooter to see the target and enables faster sight acquisition. This sight set is compatible with the G36, 416, or all other Picatinny...
    HKP-00024
    $529.95
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    $529.95
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  • New - HKP HK MP5 .22LR Flash Hider - HKP-21648 HK MP5 Flash Hider - .22LR
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    HK MP5 Flash Hider - .22LR

    HKP HK Parts

    $49.95
    HKP HK MP5 .22LR Flash Hider Transform your HK MP5 .22 pistol by adding a direct thread-on flash hider that perfectly replicates the iconic look of the MP5 9mm 3-lug flash hider. Internal O-ring to ensure a secure engament that wont allow the flash...
    HKP-21648
    $49.95
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  • New - HKP HK 9mm Enhanced Thread Protector - 13.5x1 - HKP-21603 9mm Thread Protector - Enhanced - 13.5x1
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    9mm Thread Protector - Enhanced - 13.5x1

    HKP HK Parts

    $19.95
    HKP HK 9mm Enhanced Thread Protector - 13.5x1   This enhanced thread protector is crafted from stainless steel and designed for 13.5x1 threaded barrels. Its unique design not only fits over and protects the crown of your barrel but also...
    HKP-21603
    $19.95
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    $19.95
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  • New - BFSIII HK91, G3, PTR91 HK-C1 Franklin Binary SEF Navy Style Trigger Group - HKP-19646-CP HK MP5, HK91, G3 Binary Trigger Group - SEF Navy - BFSIII
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    HK MP5, HK91, G3 Binary Trigger Group - SEF Navy - BFSIII

    FA Franklin Armory

    $849.95
    Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK91, G3, PTR91 3 Position HK Binary Trigger Group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger pack box,...
    HKP-19646-CP
    $849.95
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  • New - H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Buttstock Locking Piece - HKP-02468 HK UMP/G36 Buttstock Locking Piece Button
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    HK UMP/G36 Buttstock Locking Piece Button

    H&K Heckler & Koch

    $14.95
    HK G36 & UMP Buttstock Push Button This is a factory HK German replacement button for the HK G36 and HK UMP stock.
    HKP-02468
    $14.95
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    $14.95
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  • New - H&K MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier - HKP-02558 HK MP5, MP5K Stop Pin, Axle Set - Bolt Carrier
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    HK MP5, MP5K Stop Pin, Axle Set - Bolt Carrier

    H&K Heckler & Koch

    $14.95
    MP5 & MP5K Stop Pin, Axle Set For Bolt Carrier Each set is designed to keep the locking piece clocked at the correct location and in place when the stop axle and pin set are installed in the carrier. This item can become damaged...
    HKP-02558
    $14.95
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  • New - H&K MP5, 93/53/33, G3 (9mm & 7.62/.308 & 5.52/.223) SEF Navy Style Polymer Housing - Clipped & Pinned - HKP-00164 HK MP5, HK33, HK53, HK93, G3 Housing - SEF - Navy Style - Polymer - Clipped & Pinned
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    HK MP5, HK33, HK53, HK93, G3 Housing - SEF - Navy Style - Polymer - Clipped & Pinned

    H&K Heckler & Koch

    $179.95
    H&K MP5, 93/53/33, G3 (9mm & 7.62/.308 & 5.52/.223) SEF Navy Style Polymer Housing - Clipped & Pinned This navy style housing fits all shelved receivers. Specifications: Made In Germany Clipped & Pinned Navy Style Housing SEF...
    HKP-00164
    $179.95
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    $179.95
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  • Used - H&K HK HK33 Slimline Forearm - HKP-20273-M H&K HK HK33 Slimline Forearm - Black || HKP-20273 || HKPARTS
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    HK33 Slimline Handguard

    H&K Heckler & Koch

    $59.95
    H&K HK HK33 Slimline Forearm  Used German military surplus black cerakote slimline forearm cut down to fit the HK33. These are rare items only offered here at HK Parts. Each item is in good to excellent shape. Compatible With: HK33 HK...
    HKP-20273-M
    $59.95
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    $59.95
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  • Used - H&K HK G3, 91, PTR Bolt Head Complete - LIKE NEW - HKP-20227 HK91, HK G3, PTR Bolt Head Complete - LIKE NEW
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    HK91, HK G3, PTR Bolt Head Complete - LIKE NEW

    H&K Heckler & Koch

    $179.95
    German HK G3 & HK 91 & PTR Bolt Head Complete - Used German "ID" Date Coded Made on HK tooling & prints in Germany in 1983. Each used bolt head is complete with all parts installed & 100% functional. Taken from live demilled German HK G3...
    HKP-20227
    $179.95
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    $179.95
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  • New - RCM HK 93/53/33 # 7 Locking Piece 55 Degree - HKP-16556
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    HK33, HK53, HK93 # 7 Locking Piece - 55 Degree

    RCM

    $49.95
    RCM HK 93/53/33 # 7 Locking Piece 55 Degree New 55 Degree #7 Locking Piece for the HK 93, 33, C93 & V93 rifles. Made in the USA from ordnance grade steel, heat treated and made to last. A perfect upgrade for your well used or questionable locking...
    HKP-16556
    $49.95
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    $49.95
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