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 - HK G36/SL8 (5.56/.223) Cocking Handle Spring - HKP-18369 HK G36, SL8 Cocking Handle Spring - US
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    HK G36, SL8 Cocking Handle Spring - US

    $9.95
    G36 Cocking Handle Spring- US Made   Compatible With: G36 All variants SL8 All variants
    HKP-18369
    $9.95
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    $9.95
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  • Out Of Stock
    Used - H&K 93/53/33 (5.56/.223) Full Auto Bolt Carrier - Buffered Style - Used - HKP-16455 HK33, HK53, HK93 Bolt Carrier - Full Auto - Buffered Style - Used

    HK33, HK53, HK93 Bolt Carrier - Full Auto - Buffered Style - Used

    H&K Heckler & Koch

    $345.95
    HK German production HK German HK33, 33K, 93 Full Auto Bolt Carrier Used Buffered Style Hard to find, vintage HK German buffered style F/A bolt carrier. Perfect for a spare or to upgrade your clone or conversion to the factory correct latest style bolt...
    HKP-16455
    $345.95
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  • Out Of Stock
    New - HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug - HKP-17926 HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug - Navy - US

    HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug - Navy - US

    HKP HK Parts

    $179.95
    HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug High quality, US-made MP5-N barrel. Built to last and finished in resilient nitride. Precision milled to the latest specs with the factory correct and updated 16 flutes in the chamber. Three lug &...
    HKP-17926
    $179.95
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  • New - PWS Primary Weapons Systems HK 416 FSC556 Tactical Compensator - HKP-01647
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    HK416 Compensator - PWS FSC556 Tactical

    PWS Primary Weapon Systems

    $89.95
    FSC556 Tactical Compensator (Muzzle Brake) Compensator  The PWS FSC556 has the very best compensation and decrease in muzzle rise. Combine that with enough flash suppression to keep the flash out of your optics and line of sight. Not to mention...
    HKP-01647
    $89.95
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    $89.95
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  • Out Of Stock
    On Sale
    New - B&T Bolt or Suppressor Pouch - Small - Velcro Mount - HKP-21886 Bolt or Suppressor Pouch - Small - Velcro Mount

    Bolt or Suppressor Pouch - Small - Velcro Mount

    B&T Brugger & Thomet

    Now: $9.95
    Was: $19.95
    B&T Bolt or Suppressor Pouch - Small - Velcro Mount The B&T Bolt Pouch is a Velcro attaching pouch to securely hold and protect your .308 bolt during transport and field operations. Designed for the B&T APR338 bolt but will fit other,...
    HKP-21886
    Now: $9.95
    Was: $19.95
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  • Out Of Stock
    New - H&K HK 417 M110A1 G28 SDMR Stock - RAL 8K - HKP-21675 HK417, MR762 Buttstock - M110A1, G28 SDMR Clone - RAL8000

    HK417, MR762 Buttstock - M110A1, G28 SDMR Clone - RAL8000

    H&K Heckler & Koch

    $489.95
    HK Heckler and Koch M110A1 G28 SDMR Stock in RAL 8K for HK417 This exceptional stock is the definitive choice for your M110A1, G28 SDMR clone, or any custom build! With its HK E1 Mil-Spec style design, it delivers unmatched quality and performance. The...
    HKP-21675
    $489.95
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  • New - B&T HK MP5 Adapter for Folding Stock - HKP-21751 HK MP5 Adapter - Folding Stock
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    HK MP5 Adapter - Folding Stock

    B&T Brugger & Thomet

    $114.95
    B&T HK MP5 Adapter for Folding Stock Upgrade your MP5 platform with precision Swiss engineering. The Brügger & Thomet HK MP5 Adapter for Folding Stock is designed to provide a secure and reliable mounting interface for B&T’s...
    HKP-21751
    $114.95
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    $114.95
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  • New - HKP HK SL8/G36 Conversion Stock Block with Picatinny Rail - HKP-21574-M HK SL8 to G36 Stock Block - Conversion - Sling Pin - Picatinny Rail
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    HK SL8 to G36 Stock Block - Conversion - Sling Pin - Picatinny Rail

    HKP HK Parts

    $149.95
    HKP HK SL8/G36 Conversion Stock Block with Picatinny Rail SL8 to G36 stock block with Picatinny rail offers superior adjustability for the stock of your choice, making it an excellent choice for SL8 conversion projects. Crafted from billet and cerakoted...
    HKP-21574-M
    $149.95
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    $149.95
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  • New - MI Blast Can - 1/2x28 Thread (5.56/9mm) - HKP-21535 Blast Can - Threaded 1/2x28 - 9mm, 5.56 / .223
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    Blast Can - Threaded 1/2x28 - 9mm, 5.56 / .223

    MI Midwest Industries

    $38.95
    MI Blast Can 1/2x28 Thread (5.56/9mm) Specifications: Directs muzzle blast forward on short barrel rifles and pistols. Does not reduce recoil or flash. Constructed from 6061 aluminum, and hardcoat anodized for a lifetime of service 1/2x28 threads for 5...
    HKP-21535
    $38.95
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  • New - RCM HK G3 & M61 (7.62x51/.308) Barrel - Threaded 15x1 RH - HKP-21353 HK G3, M61 Barrel - 7.62 - 17.7" - Threaded 15x1 RH
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    HK G3, M61 Barrel - 7.62 - 17.7" - Threaded 15x1 RH

    RCM

    $274.95
    RCM HK G3 & M61 (7.62x51/.308) Barrel - Threaded 15x1 RH Brand New Barrel for the Pre-G3 HK M61. The M61 was produced by H&K in Germany and has some aesthetic features that the final G3 rifles did not incorporate. A true piece of history can be...
    HKP-21353
    $274.95
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    $274.95
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  • Out Of Stock
    New - HKP HK 416C 9" Complete Upper Receiver Assembly - HKP-21042 HK416C Upper Receiver Kit - 9"

    HK416C Upper Receiver Kit - 9"

    HKP HK Parts

    $2,799.95
    HK416C Complete Upper Kit - 9"  Our complete 416C upper kit includes everything you need to pair with a mil-spec lower or an STS 416C lower. For that genuine look, the STS 416C lower with the correct 416C stock eyelets is as good as you can get...
    HKP-21042
    $2,799.95
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  • Out Of Stock
    On Sale
    New - B&T TP9/MP9 Camo Holster - Swiss Military - HKP-20980 B&T TP9, MP9 Holster - Camo - Swiss Military

    B&T TP9, MP9 Holster - Camo - Swiss Military

    B&T Brugger & Thomet

    Now: $74.95
    Was: $125.00
    B&T TP9/MP9 Camo Holster - Swiss Military The B&T TP9 tactical leg holster is perfect for your TP9 or MP9 Pistol. This drop leg holster is fully adjustable both up and down and tightness around the leg. If you're looking for a tactical holster...
    HKP-20980
    Now: $74.95
    Was: $125.00
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