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 Ambidextrous Sling Pin O-Ring - HKP-01090
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    HK Ambidextrous Sling Pin O-Ring

    H&K Heckler & Koch

    $1.95
    H&K Ambidextrous Sling Pin O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. This item is a common wear/breakage part that does need to be replaced from time to time. This is the part that creates the + seal to keep...
    $1.95
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    $1.95
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  • Used - H&K MP5 30 Round Mag Pouch-3 Straight Mags - HKP-16605 HK MP5, HK94, SP89 Magazine Pouch - 3 Straight Mags - 30 Round - Nylon
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    HK MP5, HK94, SP89 Magazine Pouch - 3 Straight Mags - 30 Round - Nylon

    H&K Heckler & Koch

    $37.95
    German H&K MP5 9mm 30 Round Magazine Pouch - Fits 3 Straight MP5 Mags Used in exc to like new shape German HK magazine pouch for HK MP5 sticks mags. This is the first production MP5 style of magazine pouch. Each mag pouch is made in Germany and...
    $37.95
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  • Out Of Stock
    New - B&T HK MP5/MP5K Quick Detach Muzzle Brake - 3-Lug - HKP-16898 MP5, MP5K, APC Muzzle Brake - Quick Detach - 3-Lug - 9mm

    MP5, MP5K, APC Muzzle Brake - Quick Detach - 3-Lug - 9mm

    B&T Brugger & Thomet

    $140.00
    B&T HK MP5/MP5K Quick Detach Muzzle Brake - 3-Lug B&T Swiss manufactured QD muzzle brake for HK tr-lug pattern firearms. Specifications: Diameter 31 mm Length 73 mm Steel QPQ Treated Quick Detach Compatible With:  HK MP5, MP5K HK SP5,...
    $140.00
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    $140.00
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  • New - HKP 90 Series F1 Flat Trigger - HKP-21537 HKP 90 Series F1 Flat Trigger
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    HKP 90 Series F1 Flat Trigger

    HKP HK Parts

    $49.95
    HKP 90 Series F1 Flat Trigger  With the utmost attention to detail in the design and manufacture of the HK Parts F1 flat 90 series trigger. Each F1 flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as one US...
    $49.95
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  • New - Franklin Armory / HKP HK MP5 Trigger Group – 2 Round Engraved Binary Housing - HKP-20969-M HK MP5 Trigger Group – 2 Round Engraved Binary Housing
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    HK MP5 Trigger Group – 2 Round Engraved Binary Housing

    HKP HK Parts / FA Franklin Armory

    $1,299.95
    Franklin Armory BFSIII HK-C1/HKP MP5 Trigger Group – 2 Round Engraved Binary Housing - Clipped & Pinned 3 Position, 2 round burst style engraved pictograph – HK binary trigger group. Our latest and greatest Binary trigger group freshly...
    $1,299.95
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    $1,299.95
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  • On Sale
    New - H&K 93/53/33 (5.56/.223) Backplate - Parkerized - BLEMISHED - HKP-16252-B HK33, HK53, HK93 Backplate - Parkerized - BLEMISHED
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    HK33, HK53, HK93 Backplate - Parkerized - BLEMISHED

    H&K Heckler & Koch

    Now: $37.95
    Was: $64.95
    H&K 93/53/33 (5.56/.223) Backplate - Parkerized - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German backplate with the recoil assembly cup...
    Now: $37.95
    Was: $64.95
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    Now: $37.95
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  • New - Magpul Rail Light Mount M-LOK - HKP-20689 M-LOK Cantilever Rail - Light Mount
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    M-LOK Cantilever Rail - Light Mount

    Magpul

    $19.95
    Magpul Rail Light Mount M-LOK Designed for use with all M-LOK mounting surfaces, the M-LOK polymer cantilever rail/light mount allows the attachment of various MIL-STD-1913 Picatinny spec rail-mounted accessories such as lights and optics, and directly...
    $19.95
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  • New - HKP HK 416 .22 Bench Mat - HKP-17279 HKP HK 416 .22 Bench Mat
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    HKP HK 416 .22 Bench Mat

    HKP HK Parts

    $24.95
    HK 416 .22 LR Bench, Gunsmithing Mat  Our HK 416 .22 bench mat is the perfect cleaning & repair mat designed specifically for your HK 416 .22 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects your...
    $24.95
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    $24.95
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  • New - B&T Short Style Quick Detach Vertical Grip - Coyote Tan - HKP-18041
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    B&T Vertical Foregrip - Short Style - Quick Detach - Coyote Tan

    B&T Brugger & Thomet

    $75.00
    B&T Short Style Quick Detach Vertical Grip - Coyote Tan Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of tan polymer and includes a water tight storage compartment in the bottom of the...
    $75.00
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    $75.00
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  • New - SL8, G36 Bolt Hold Open Lever - Extended - HKP - HKP-18775 SL8, G36 Bolt Hold Open Lever - Extended - HKP
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    SL8, G36 Bolt Hold Open Lever - Extended - HKP

    USA

    $59.95
    SL8 & G36 Extended Bolt Hold Open Lever New SL8, G36, HK243 bolt hold open lever. A must have upgrade for your HK SL8, Sl8-G36 conversion or G36 firearm. The bolt hold open lever is a drop in replacement and requires zero gunsmithing or alterations...
    $59.95
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  • New - HKP HK MR556/416 Bench Mat - HKP-17169 HK416, MR556 Bench Mat
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    HK416, MR556 Bench Mat

    HKP HK Parts

    $24.95
    HK MR556, HK 416 Bench Mat Our HK MR556, HK416 bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch MR556 & HK416 models. Have fun and learn while you work on your favorite H&K firearm. The soft top...
    $24.95
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  • Out Of Stock
    New - HKP HK 91/G3/PSG1/HK11 50 Round Drum Magazine - HKP-21615 HK91, G3, PSG1, HK11 Magazine - 50 Round Drum

    HK91, G3, PSG1, HK11 Magazine - 50 Round Drum

    HKP HK Parts

    $359.95
    HKP 50 Round Drum HK91, G3, PSG1/MSG90, HK11 - 7.62x51/.308 Modeled after the discontinued HK G8 50 round drum, the HK Parts drum steps in where the original left off.  Each drum is crafted in the US from billet aluminum with aluminum and steel...
    $359.95
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    $359.95
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