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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  • Used - H&K MP5, 93/53, G3 (9mm, 5.56/.223, 7.62/.308) 3 Position (S,U,O Pictogram) Contract Housing - USED - HKP-19912 HK MP5, HK53, HK93, G3 Housing - 3 Position S,U,O Pictogram - Contract Housing - 9mm, 5.56 / .223, 7.62 / .308 - USED
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    HK MP5, HK53, HK93, G3 Housing - 3 Position S,U,O Pictogram - Contract Housing - 9mm, 5.56 / .223, 7.62 / .308 - USED

    H&K Heckler & Koch

    $29.95 - $99.95
    H&K MP5, 93/53, G3 (9mm, 5.56/.223, 7.62/.308) 3 Position (S,U,O Pictogram) Contract Housing - USED   Enhance your H&K firearm with this authentic contract housing, featuring a 3-position pictogram (S, U, O) for versatile fire control...
    HKP-19912-M
    $29.95 - $99.95
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    $29.95 - $99.95
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  • Out Of Stock
    New - H&K MP5SD Sealing Ring - HKP-00142

    HK MP5SD Sealing Ring

    H&K Heckler & Koch

    $29.95
    Heckler and Koch Sealing Ring for HK MP5SD Each HK MP5SD sealing ring is the sealing gasket that seals the SD suppressor against the trunnion on factory HK MP5SD's or factory correct SD conversions. This is a typical wear item as they do degrade and...
    HKP-00142
    $29.95
    Out Of Stock
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    $29.95
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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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    $55.95
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  • New - H&K HK 416/MR556 Mil-Spec Factory German E2 Rear Stock - Black - HKP-01913 HK416, MR556 E2 Buttstock - Mil-Spec
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    HK416, MR556 E2 Buttstock - Mil-Spec

    H&K Heckler & Koch

    $199.95
    H&K HK416, MR556 Mil-Spec Factory German E2 Stock The HKE2 Buttstock fits mil-spec buffer tubes (receiver extensions) for M4/AR15 type weapons and has the concave style removable buttpad installed. Features: Ergonomic cheek weld for improved firing...
    HKP-01913
    $199.95
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  • Out Of Stock
    New - H&K HK MR556/MR762/416/417 14.5"/16.5" Rear Diopter Sight - HKP-00027 HK416, MR556, HK417, MR762 Rear Diopter Sight

    HK416, MR556, HK417, MR762 Rear Diopter Sight

    H&K Heckler & Koch

    $226.95
    H&K HK MR556/MR762/416/417 Rear Diopter Sight Factory correct rear diopter sight for 416/417 and MR platforms. This sight can be paired with a fixed front sight or folding front sight. Compatible With: HK MR556 HK416 HK MR762 HK417
    HKP-00027
    $226.95
    Out Of Stock
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    $226.95
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  • New - 90 Series Barrel Pin Jig - HKP-08928 HK MP5, HK90 Series Barrel Pin Jig - Aluminum
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    HK MP5, HK90 Series Barrel Pin Jig - Aluminum

    HKP HK Parts

    $119.95
    HKP HK Parts HK MP5, 90 Series Aluminum Barrel Pin Jig This jig is designed for the installation and removal of barrel pins on all HK 90 series rifles and pistols. It’s the companion tool for builders already using HK flat-bending jigs and other...
    HKP-08928
    $119.95
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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 - Strike Industries 9MM Dummy Rounds - Set Of 5 - HKP-17383 Dummy Rounds - 9mm - Set Of 5
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    Dummy Rounds - 9mm - Set Of 5

    Strike Industries

    $8.95
    SI 9MM Dummy Rounds - Set Of 5 Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They also let you dry fire without risking damage to the...
    HKP-17383
    $8.95
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  • Used - H&K 91/G3 (7.62x51/.308) Cocking Handle - All Metal - Surplus - HKP-16766 HK91, G3 Cocking Handle - All Metal - Surplus
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    HK91, G3 Cocking Handle - All Metal - Surplus

    H&K Heckler & Koch

    $8.49
    HK German HK G3 & HK 91 Older Style All Metal Cocking Handle Used German Military Surplus. No longer made or offered by HK. A genuine Heckler and Koch part. All steel cocking handle. Rare and hard to find. Compatible With: HK 91, G3, HK51 HK PSG1,...
    HKP-16766
    $8.49
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  • Used - HK G3, HK91, PTR Parts Kit - PTR Barrel, Flat - Hand Picked - HKP-20071
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    HK91, G3 Parts Kit - Hand Picked - PTR Barrel and Receiver Flat

    H&K Heckler & Koch

    $879.95
    Heckler and Koch Hand Picked Parts Kit for HK91 and HK G3 - PTR Barrel and Receiver Flat Features: Handpicked stock set Handpicked housing, grip Handpicked magazine Handpicked end date coded bolt group New cocking tube included Full-auto bolt group PTR...
    HKP-20071
    $879.95
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  • New - HKP HK Parts 2 Point Operator Sling - HKP-15375 HKP HK Parts 2 Point Operator Sling HKP HK Parts HKP-15375
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    HK Parts 2 Point Operator Sling

    HKP HK Parts

    $19.95
    HKP HK Parts 2 Point Operator Sling 2 point sling similar to the popular Magpul style sling. Made to last and a great sling for the money. Not set up for use on the HK style rifles unless you add AR15/M4 style attachment points for the 2 points of the...
    HKP-15375
    $19.95
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  • New - H&K 30 Round HK MP5 9mm Magazine - TiN Coated - HKP-21643 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - TiN Coated
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - TiN Coated

    H&K Heckler & Koch

    $149.95
    Heckler and Koch 30 Round HK MP5 9mm Magazine - TiN Coated/CRN Coated Get your hands on some TiN coated factory Heckler & Koch magazines.  Each magazine starts out as a fresh 9mm, 30 round mag before being professionally dsiassembled, TiN...
    HKP-21643-M
    $149.95
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    $149.95
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