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 21E/11E (7.62x51/.308) Extractor Spring - HKP-00815

    HK21E, HK11E Extractor Spring

    H&K Heckler & Koch

    $24.95
    HK21E & 11E Factory Extractor Spring Made by HK Germany for all HK21E's and 11E's.
    HKP-00815
    $24.95
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    $24.95
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  • Used - HKP MP5 9mm SEF Style 0,1 Trigger Pack - Safe, Semi Only - HKP-00152 HK MP5 Trigger Pack - 9mm - SEF Style 0,1 - Safe, Semi
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    HK MP5 Trigger Pack - 9mm - SEF Style 0,1 - Safe, Semi

    HKP HK Parts

    $359.95
    HKP/H&K MP5/K 9mm SEF Semi-Auto Complete Trigger Pack We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and...
    HKP-00152
    $359.95
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  • Used - H&K G3/91 Trunnion- Used - HKP-00718 H&K G3/91 Trunnion- Used H&K Heckler & Koch HKP-00718
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    HK91, G3 Trunnion - Used

    H&K Heckler & Koch

    $39.95
    HK German HK G3 & HK 91 Trunnion - Used These trunnions are from demilled G3 parts kits and will have leftover receivers and barrel stubs installed along with factory barrel pins. Please note the picture shows one with the demilled parts removed...
    HKP-00718
    $39.95
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  • HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28 HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28
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    HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28

    MFI

    $138.95
    MFI HK MP5K, SP5K KAC-Navy Faux Suppressor - 1/2x28 The MFI faux KAC-Navy suppressor is designed to thread onto any 1/2x28 barrels and fully enclose the 3-lugs, ensuring an authentic-looking fit and finish. Inspired by the coveted KAC MP5N suppressor,...
    HKP-22364
    $138.95
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  • New - HKP 90 Series S1 Curved Trigger - Skeletonized - HKP-22180-M HK90 Series S1 Curved Trigger - Skeletonized
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    HK90 Series S1 Curved Trigger - Skeletonized

    HKP HK Parts

    $68.95
    HKP 90 Series S1 Curved Trigger - Skeletonized - USA The HK Parts Skeletonized S1 curved 90 series trigger is expertly engineered for exceptional performance and reliability. It fits all 0, 1, SEF, and Navy style trigger packs effortlessly. Due to its...
    HKP-22180-M
    $68.95
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  • New - H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - HKP-17143 HK MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin
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    HK MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin

    H&K Heckler & Koch

    $369.95
    H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - 9mm This is a factory German push pin style housing. HK marked and new latest factory fresh production. Specifications: 3 Position Pictogram Markings: 0,1,F Navy...
    HKP-17143
    $369.95
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  • New - Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black - HKP-19135
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    HK MP5K, SP89, SP5K Mounting Arm, Tailhook Mod 1

    Gear Head Works

    $204.95
    Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm Want the look of the original MP5k-PDW but without the stamp. Now you can have not only the look, but the same quality and operation in a pistol brace as the real stock. We teamed up with the...
    HKP-19135
    $204.95
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  • New - H&K HK MR762/417 Gas Block Pin - HKP-16596
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    HK417, MR762 Gas Block Pin

    H&K Heckler & Koch

    $7.95
    H&K HK MR762/417 Gas Block Pin This is the retaining pin for an HK MR762 gas block. A must have as HK says you have to use new pins once they are removed. Compatible With: HK MR762 HK 417
    HKP-16596
    $7.95
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  • On Sale
    New - HKP HK 416/COLT M4 .22 20 Round Magazine Spring - HKP-14410
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    HK416, COLT M4 Magazine Spring - .22LR - 20 Round

    HKP HK Parts

    Now: $1.95
    Was: $3.95
    HKP 20 Round HK416 .22LR and Colt M4 .22LR Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New production mag spring for your Umarex HK416 & Colt 20 round 22...
    HKP-14410
    Now: $1.95
    Was: $3.95
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    Now: $1.95
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  • New - H&K HK MR556/416 E1 Charging Handle - RAL 8000 - HKP-18502 HK416 E1, MR556 Charging Handle - Ambi - RAL8000
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    HK416 E1, MR556 Charging Handle - Ambi - RAL8000

    H&K Heckler & Koch

    $169.99
    New RAL 8000 HK Designed HK416, MR556 Ambidextrous Charging Handle (E1). The E1 HK 416 FDE charging handle release latch has the ability of being swapped from the left side (E1) to the right sight (E2) with simple tools. HK's own design boasts a smooth...
    HKP-18502
    $169.99
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  • New - HDPS HK SL8 Conversion Stock Block - HKP-00807 HK SL8 to G36 Stock Block - Conversion - Pull Pin
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    HK SL8 to G36 Stock Block - Conversion - Pull Pin

    HDPS

    $389.95
    HDPS SL8 To G36 Stock Block This is the latest generation of a stock block with the pull pin, NOT the older style with the sling eyelets. The HDPS SL8 to G36 conversion stock block comes complete and includes a built-in buffer recoil rod, housing, steel...
    HKP-00807
    $389.95
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  • New - USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete - HKP-18588 HK UMP, USC Bolt Carrier - Semi Auto - .45 ACP - Complete
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    HK UMP, USC Bolt Carrier - Semi Auto - .45 ACP - Complete

    USA

    $399.95
    USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete Replacement part for USC to UMP conversions. Marked .45 semi auto just like the OEM carrier. Includes: Extractor Firing Pin Firing Pin Spring Firing Pin Retaining Pin Compatible With: HK UMP ...
    HKP-18588
    $399.95
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    $399.95
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