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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  • Out Of Stock
    New - H&K HK SL8-1 Sear Spring - HKP-16399

    HK SL8-1 Sear Spring

    H&K Heckler & Koch

    $9.95
    Heckler and Koch HK SL8-1 Sear Spring
    HKP-16399
    $9.95
    Out Of Stock
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    $9.95
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  • New - H&K HK G36C Extended Bottom Rail - Black - HKP-01648 HK G36C Handguard Rail - Bottom - Extended
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    HK G36C Handguard Rail - Bottom - Extended

    H&K Heckler & Koch

    $99.95
    HK German Extended Bottom Rail for Handguard This part provides a full-length mounting rail along the entire bottom of the G36C Forearm. This item is factory HK and comes with all mounting hardware required for the installation.
    HKP-01648
    $99.95
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    $99.95
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  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) SEF 3 Position (0,1,25 Pictogram) Housing - Push Pin - HKP-17059

    HK33, HK53, HK93 Lower Housing - 3 Position SEF 0,1,25 Pictogram - Push Pin

    H&K Heckler & Koch

    $199.95
    H&K 93/53/33 (5.56/.223) SEF 3 Position (0,1,25 Pictogram) Housing - Push Pin   Upgrade your HK rifle with this premium SEF housing, featuring a 3-position 0,1,25 selector. Designed for precision and reliability, this housing is crafted to fit...
    HKP-17059
    $199.95
    Out Of Stock
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    $199.95
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  • Out Of Stock
    New - H&K MP5 & MP5K Stop Pin For Recoil Rod - HKP-17421

    HK MP5, MP5K Recoil Rod Stop Pin

    H&K Heckler & Koch

    $14.99
    HK German MP5 & MP5K Recoil Rod Stop Pin New HK German manufacture a great spare or replacement item to have on hand. Compatible With: MP5, 94, SP5 MP5K, SP89, SP5KClones or other custom builds
    HKP-17421
    $14.99
    Out Of Stock
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    $14.99
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  • New - B&T MP5 Folding Stock/Length Adjustable Helmet Stock - HKP-18244 HK MP5 Helmet Stock - Folding and Adjustable - 9mm
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    HK MP5 Helmet Stock - Folding and Adjustable - 9mm

    B&T Brugger & Thomet

    $379.95
    B&T MP5 Folding Stock/Length Adjustable Helmet Stock Swiss made B&T folding and length adjustable helmet stock for the HK MP5 and compatible HK MP5 style firearms. This is a military grade stock as supplied by B&T to military and law...
    HKP-18244
    $379.95
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    $379.95
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  • New - H&K HK94 Red Owners Manual - HKP-00105 HK94 Owners Manual - Red
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    HK94 Owners Manual - Red

    H&K Heckler & Koch

    $18.95
    Heckler and Koch HK94 Owners Manual - Red   Original-style HK94 owner’s manual in red. Ideal for HK94 and other HK semi-auto platforms, and a useful reference for basic operation, maintenance, and safety information.   Compatible...
    HKP-00105
    $18.95
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    $18.95
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  • New - RCM MP5 & HK34 9mm Barrel - Threaded 1/2x28 - HKP-17761 HK MP5, HK94, HK34 Barrel - 9mm - 16.175" - Threaded 1/2x28
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    HK MP5, HK94, HK34 Barrel - 9mm - 16.175" - Threaded 1/2x28

    RCM

    $249.95
    RCM MP5, HK34, HK94 Barrel - 9mm - 16.175"- Threaded 1/2x28 Each barrel is meticulously crafted from premium cold hammer forged (CHF) 41V45 steel, expertly profiled and chambered with a 16-flute chamber profile. Finished with a highly durable nitrided...
    HKP-17761
    $249.95
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    $249.95
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  • On Sale
    HK91, G3, MSG90 Magazine - 5 Round - Black - BLEMISHED HKP HK Parts HKP-16250-BL-B HK91, G3, MSG90 Magazine - 5 Round - Black - BLEMISHED HKP HK Parts HKP-16250-BL-B
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    HK MP5, HK91, G3, PTR Magazine - 5 Round - Black - BLEMISHED

    HKP HK Parts

    Now: $44.97
    Was: $79.95
    HK91, G3, MSG90 Magazine - 5 Round - Black - BLEMISHED PITTING COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. 5 Round German Steel 308 Magazine With US Made...
    HKP-16250-BL-B
    Now: $44.97
    Was: $79.95
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    Now: $44.97
    Was: $79.95
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  • HK MP5, MP5K Folding Stock or Brace - HDA3 HK MP5, MP5K Folding Stock or Brace - HDA3
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    HK MP5, MP5K Folding Stock or Brace - HDA3

    Haga Defense

    $349.95
    HDA3 Stock and Brace for MP5K, SP5K The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform compatibility, it delivers premium rigidity, smooth...
    HKP-22355-M
    $349.95
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    $349.95
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  • Out Of Stock
    New - B&T MR762/417 Flash Hider - 15x1RH - HKP-22162

    HK417, MR762, G36 Flash Hider - ROTEX SF - Threaded 15x1 RH

    B&T Brugger & Thomet

    $119.95
    B&T Brugger and Thomet Flash Hider fits our HK417, HK MR762, and HK G36 - ROTEX SF B&T flash hider for any 5.56/.223 or 7.62x51/.308 firearm threaded in 15x1 RH. Compatible With: HK416 HK417 HK MR556 HK MR762 HK G36 Rifles threaded 15x1 RH
    HKP-22162
    $119.95
    Out Of Stock
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    $119.95
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  • On Sale
    HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED
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    HK MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED

    H&K Heckler & Koch

    Now: $139.95
    Was: $209.95
    H&K MP5 9mm 2 Position 0,1 FBI Style Polymer Housing - Push Pin - USED - BLEMISHED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...
    HKP-16056-PP-B
    Now: $139.95
    Was: $209.95
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    Now: $139.95
    Was: $209.95
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  • New - H&K MR556 A4/416 A5 Gas Block Spring - HKP-22060 HK416 A5, MR556 A4 Gas Block Spring
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    HK416 A5, MR556 A4 Gas Block Spring

    H&K Heckler & Koch

    $19.95
    HK Heckler and Koch HK416 A5, MR556 A4 Gas Block Spring German-made gas block spring for the HK MR556 A4 and HK416 A5. Compatible With: MR556 A4 HK416 A5
    HKP-22060
    $19.95
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    $19.95
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