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, 94, 93, 33 Fixed Wood Stock - HKP-16328 HK MP5, HK33, HK93 A2 Fixed Buttstock - Wood
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    HK MP5, HK33, HK93 A2 Fixed Buttstock - Wood

    H&K Heckler & Koch

    $399.95
    HK Heckler and Koch Fixed Wood Stock for HK MP5, HK94, HK93, HK33 Never before has there been a commercially available wooden stock for the HK 93 & MP5 series of firearms. The wood stock is a factory surplus walnut stock integrated with the factory...
    HKP-16328
    $399.95
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    $399.95
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  • Out Of Stock
    New - B&T Ambidextrous Sling Pin- Large - HKP-16887 B&T Ambidextrous Sling Pin- Large

    B&T Ambidextrous Sling Pin- Large

    B&T Brugger & Thomet

    $57.95
    B&T Stock Ambidextrous Sling Pin That Replaces The Push Pin For Stock Each ambi sling pin will allow the use of a sling mounting location for either a left or right hand shooter for replacing the rear stock push pin with this ambi sling pin. Each...
    HKP-16887
    $57.95
    Out Of Stock
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    $57.95
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  • New - H&K HK G36, HK G36K Full Size Folding Stock - Black - HKP-00277
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    HK G36, 36K Folding Stock - Full Size

    H&K Heckler & Koch

    $89.95
    HK G36 or G36K Folding Stock HK G36 Stock complete for full-size G36 rifles. This is the longest stock available for G36 rifles. This is also the standard G36 and G36K stock with the standard length. Compatible With: G36 G36K G36C G36E SL8 to G36...
    HKP-00277
    $89.95
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    $89.95
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  • Out Of Stock
    New - POF HK MP5 9mm SEF (0,1,30 Pictogram) Housing - Push Pin - HKP-19826 HK MP5, HK33, HK53 Trigger Housing - SEF 0,1,30 Pictogram - Push Pin - 9mm

    HK MP5, HK33, HK53 Trigger Housing - SEF 0,1,30 Pictogram - Push Pin - 9mm

    POF

    $89.95
    POF 9mm SEF (0,1,30 Pictogram) Housing - Push Pin for HK MP5 This is a H&K contract SEF grip housing. The Housing features the classic finger grooves. This part is not HK German quality, but a great value for the price. Specifications: Push...
    HKP-19826
    $89.95
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  • New - H&K HK MR556/416 Ejection Port Spring - HKP-02616
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    HK416, MR556 Ejection Port Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR556/416 Ejection Port Spring Compatible With: HK MR556 HK 416
    HKP-02616
    $9.95
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    $9.95
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  • New - HKP MP5, MP5K Scope Tab - Weldment - HKP-17503
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    HK MP5, MP5K Scope Tab - Weldment

    HKP HK Parts

    $9.95
    MP5, MP5K Sight Tab - Weldment HK MP5, MP5K 17-4 Stainless H900 rear sight tab. The most correct MP5, MP5K rear sight base available. If you want your build to look as factory correct as possible then this sight base is an absolute must. Compatible...
    HKP-17503
    $9.95
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  • On Sale
    New - H&K 93/53/33 (5.56/.223) Backplate - Painted - BLEMISHED - HKP-16254-B HK33, HK53, HK93 Backplate - Painted - BLEMISHED
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    HK33, HK53, HK93 Backplate - Painted - BLEMISHED

    H&K Heckler & Koch

    Now: $39.95
    Was: $59.95
    H&K 93/53/33 (5.56/.223) Backplate - Painted - 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...
    HKP-16254-B
    Now: $39.95
    Was: $59.95
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    Now: $39.95
    Was: $59.95
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  • New - SB Tactical - HK SP5K Side Folding Brace - Skeletonized - HKP-21056 HK SP5K Side-Folding Brace - Skeletonized
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    HK SP5K Side-Folding Brace - Skeletonized

    HKP HK Parts / SB Tactical

    $229.95
    Side Folding Pistol Stabilizing Brace with HK Parts Adapter - HK MP5K, SP89, SP5K & Clones  The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum.  Available exclusively at HK Parts. Features: Made...
    HKP-21056
    $229.95
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    $229.95
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  • New - HKP MP5 RMR Rear Sight Optic Mount - HKP-20506 HK MP5 Optic Mount - RMR - Rear Sight
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    HK MP5 Optic Mount - RMR - Rear Sight

    HKP HK Parts

    $97.95
    HK MP5- RMR Optic Mount: The  mounting solution to properly mount your RMR directly to the rear sight base on an MP5 or any other receiver that utilizes the same style rear sight base. The mount is the perfect height to co-witness your RMR with your...
    HKP-20506
    $97.95
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    $97.95
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  • Out Of Stock
    On Sale
    New - HKP 30 Round HK UMP 9mm Magazine - FDE - HKP-20481 HK UMP Magazine - 30 Round - 9mm - FDE

    HK UMP Magazine - 30 Round - 9mm - FDE

    HKP HK Parts

    Now: $24.95
    Was: $49.95
    HK Parts 9mm magazine - FDE for HK UMP THIS SHADE OF FDE HAS BEEN DISCONTINUED.  STOCK UP AT HALF PRICE BEFORE THEY ARE SOLD OUT FOR GOOD. UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30-round magazine...
    HKP-20481
    Now: $24.95
    Was: $49.95
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  • New - H&K HK MR556/416 Mil-Spec Enhanced Buffer Tube - HKP-02716 HK416, MR556 Mil-Spec Enhanced Buffer Tube
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    HK416, MR556 Mil-Spec Enhanced Buffer Tube

    H&K Heckler & Koch

    $254.95
    HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each buffer tube has ball-bearing rollers to tighten the...
    HKP-02716
    $254.95
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    $254.95
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  • New - H&K UMP/USC (.45 ACP) Magazine Loader - HKP-00606 HK UMP, USC Magazine Loader - .45 ACP
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    HK UMP, USC Magazine Loader - .45 ACP

    H&K Heckler & Koch

    $49.95
    HK German Factory .45 Magazine Loader for HK USC and HK UMP Fits all HK German UMP .45 25-round magazines as well as the USC 10-round factory magazines. A great addition for your range time and to avoid those sore thumbs. Compatible With: UMP (Germany...
    HKP-00606
    $49.95
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    $49.95
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