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 - HKP HK MP5K to G3 Brace/Stock Adapter - HKP-21853 HK MP5K to G3 Stock or Brace Adapter
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    HK MP5K to G3 Stock or Brace Adapter

    HKP HK Parts

    $113.95
    HKP HK MP5K to G3 Brace/Stock Adapter The MP5K/G3 adapter enables seamless compatibility between MP5K firearms and G3-style stocks. Designed  for a  secure and sturdy connection, it's an excellent upgrade for those looking to customize or swap...
    HKP-21853
    $113.95
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    $113.95
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  • New - PTR HK 91/G3 (7.62x51/.308) Tactical Forearm - Low Profile - HKP-21806 HK91, G3 Tactical Handguard - Low Profile
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    HK91, G3 Tactical Handguard - Low Profile

    PTR

    $109.95
    PTR HK 91/G3 (7.62x51/.308) Tactical Forearm - Low Profile Made from aircraft-grade aluminum, rock-solid, and lightweight. This forearm allows you to add up to 3 rails on your firearm. That includes the left, right, as well as bottom sides, with the...
    HKP-21806-M
    $109.95
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    $109.95
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  • On Sale
    New - H&K HK21/FMP Drum Hanger & 100rd Drum - HKP-21509 HK21, FMP Drum and Drum Hanger - 100 Round
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    HK21, FMP Drum and Drum Hanger - 100 Round

    H&K Heckler & Koch

    Now: $997.95
    Was: $1,288.95
    HK Heckler and Koch HK21 and FMP Drum Hanger with 100 Round Drum Complete your HK21 or FMP21 build with the incredibly rare original H&K drum hanger and 100-round drum.  These components have long been discontinued and are essential for...
    HKP-21509
    Now: $997.95
    Was: $1,288.95
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    Now: $997.95
    Was: $1,288.95
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  • HK MP5, SP5 Handguard - Slimline Style HK MP5, SP5 Handguard - Slimline Style
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    HK MP5, SP5 Handguard - Slimline Style

    HKP HK Parts

    $22.95
    HKP MP5, SP5 Slimline Handguard Once a rare find after HK discontinued it, the classic slimline handguard returns with a fresh, U.S-made update. Specially engineered for the MP5, SP5, and compatible clones, this new version features a reimagined pattern...
    HKP-21471
    $22.95
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    $22.95
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  • On Sale
    New - Magpul HK MP5K Adapter Brace with Stock - HKP-21412-M HK MP5K Stock with Direct Fit Adapter
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    HK MP5K Stock with Direct Fit Adapter

    Magpul

    Now: $149.95
    Was: $199.95
    Magpul HK MP5K Stock with Direct Fit Adapter MP5K DT Magpul stock ready to drop in on any in-spec MP5K receiver or clone. We take our AR MP5K Adapter and attach it onto a mil-spec buffer tube. We then drop it on to the new Magpul DT Carbine stock. This...
    HKP-21412-M
    Now: $149.95
    Was: $199.95
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    Now: $149.95
    Was: $199.95
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  • New - HKP HK G36, G36K Folding Stock - FDE - HKP-19298 HK G36, G36K Folding Stock - FDE
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    HK G36, G36K Folding Stock - FDE

    HKP HK Parts

    $109.95
    Folding Stock - HK G36, G36K - Full Length Stock HK G36 10.5" Stock complete for G36 firearms. The G36/G36K stock is the longest stock option for the G36 family of firearms. For those that would like a shorter stock to choose the G36C length stock. Each...
    HKP-19298
    $109.95
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  • Out Of Stock
    New - H&K HK XM8 Sling - Black - HKP-17669 HK XM8 Sling - Black

    HK XM8 Sling - Black

    H&K Heckler & Koch

    $99.95
    H&K HK XM8 Sling - Black New HK German XM8 Tactical Sling. The real deal and a rare HK collectible. Only a few available.
    HKP-17669
    $99.95
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    $99.95
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  • New - HK G36 Single Optic Carrying Handle - Incomplete - - HKP-16365 HK G36 Single Optic Carrying Handle - Incomplete
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    HK G36 Single Optic Carrying Handle - Incomplete

    $149.95
    HK G36 Single Optic Carrying Handle - Incomplete  Stripped. The perfect for replacement of your well worn housing or broken housing. Just install your optic and you have a like new unit.
    HKP-16365
    $149.95
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  • New - JMAC Customs BDS-37 Blast Diversion Shield - Bravo with HD 3-Lug Adapter - HKP-20521 Blast Diversion Shield - BDS-37 - Bravo with HD 3-Lug Adapter
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    Blast Diversion Shield - BDS-37 - Bravo with HD 3-Lug Adapter

    JMAC Customs

    $229.95
    JMAC Customs BDS-37 Blast Diversion Shield - Bravo with HD 3-Lug Adapter The YHM-2050 HD (heavy duty) 3-Lug Adapter is a quick-attach mounting option designed to provide added strength and longevity to your 3-Lug equipped firearm. This fully...
    HKP-20521
    $229.95
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    $229.95
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  • HK MP5K LS5 Trigger Group, Complete - Semi, Shelf HK MP5K LS5 Trigger Group, Complete - Semi, Shelf
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    HK MP5K LS5 Trigger Group, Complete - Semi, Shelf

    Lee Sporting

    $549.95
    Lee Sporting LS5 Complete Trigger Group - MP5K Ergonomic upgrade to OEM grip. 4.3oz lighter than OEM trigger group. Housing made from MJF PA11 Nylon. Bespoke ejector lever CNC cut from 4140. Compatible With: HK PTR Dakota Tactical Other clones that...
    HKP-20466
    $549.95
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  • Out Of Stock
    New - H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned - HKP-19801 HK MP5, HK33, HK53, HK93, HK91 Housing - 3 Position 0,1,3 Pictogram - Clipped and Pinned

    HK MP5, HK33, HK53, HK93, HK91 Housing - 3 Position 0,1,3 Pictogram - Clipped and Pinned

    H&K Heckler & Koch

    $249.95
    H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned Introducing the universal 3 position burst pictogram housing for HK MP5, SP5, and .40/10 firearms. This new factory...
    HKP-19801
    $249.95
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    $249.95
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  • New - H&K HK G36, SL8 Red Dot Kit For Dual Optic - HKP-19552 HK G36, SL8 Red Dot Kit - Dual Optics
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    HK G36, SL8 Red Dot Kit - Dual Optics

    H&K Heckler & Koch

    $899.95
    HK G36, SL8 Red Dot - Brand new HK German OEM Factory HK G36/SL8 top red dot. brand new with factory battery installed. This can be used to replace worn or broke dual optics as well as it could be made to fit as a stand alone optic with a little...
    HKP-19552
    $899.95
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    $899.95
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