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 MP5, HK94 Steel Cocking Tube Support - HKP-00094 HK MP5, HK94 Cocking Tube Support - Steel
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    HK MP5, HK94 Cocking Tube Support - Steel

    H&K Heckler & Koch

    $84.95
    New HK Factory German MP5 & HK94 All Steel Cocking Tube Support Each HK cocking tube support is a factory German HK part that comes complete with the detent and spring installed. This part is the perfect upgrade from the cheap metal or plastic...
    HKP-00094
    $84.95
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    $84.95
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  • Used - G3 A2 Adjustable Stock Extension - HKP-00872 G3 A2 Adjustable Stock Extension USA HKP-00872
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    G3 A2 Adjustable Stock Extension

    USA

    $69.95
    HK G3 A2 Adjustable Stock Extension Each stock extension is adjustable in 1/2" increments to enable you to achieve the proper length of trigger pull. This allows you a full 1.50" in length adjustments. These extensions are manufactured using high-impact,...
    HKP-00872
    $69.95
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  • New - HKP .45 ACP Vertical Slot Micro Comp - Threaded 16x1 RH - HKP-22084 HKP .45 ACP Vertical Slot Micro Comp - Threaded 16x1 RH
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    HKP .45 ACP Vertical Slot Micro Comp - Threaded 16x1 RH

    HKP HK Parts

    $29.95
    HKP .45 ACP Vertical Slot Micro Comp - Threaded 16x1 RH The HK Parts micro comp & thread protector strikes a balance between a lightweight, minimalistic design and range functionality. The micro comp easily threads on to the end of any factory spec...
    HKP-22084
    $29.95
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    $29.95
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  • New - H&K HK21 200 Round Belt with Starter Tab - HKP-21925 HK23, HK21, HK11 Ammunition Belt with Starter Tab - 200 Round
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    HK23, HK21, HK11 Ammunition Belt with Starter Tab - 200 Round

    H&K Heckler & Koch

    $114.95
    H&K HK21 200 Round Belt with Starter Tab - 7.62x51/.308 Custom 200 round belt for HK21 and MG3 belt-fed rifles because 50 rounds just isn't enough! Compatible With: HK 23/21/11
    HKP-21925
    $114.95
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    $114.95
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  • On Sale
    New - B&T Rifle Case Accessory Pouch - Velcro Mount - HKP-21882 Rifle Case Accessory Pouch - Velcro Mount
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    Rifle Case Accessory Pouch - Velcro Mount

    B&T Brugger & Thomet

    Now: $12.95
    Was: $24.95
    B&T Rifle Case Accessory Pouch - Velcro The B&T Accessory Pouch is a versatile and durable storage solution designed to keep essential firearm accessories secure and easily accessible. Whether you need to store bolts, suppressors, small...
    HKP-21882
    Now: $12.95
    Was: $24.95
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    Now: $12.95
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  • Used - H&K G3 Standard Stock Buttpad - Green - Used - HKP-21865 HK G3 Standard Stock Buttpad - Green - Used
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    HK G3 Standard Stock Buttpad - Green - Used

    H&K Heckler & Koch

    $2.95
    H&K G3 Standard Stock Buttpad - Green - Used This German-made buttpad is an excellent replacement for your worn-out or broken buttpadd on the G3 stock. Used but fully functional.  Compatible With: HK G3
    HKP-21865
    $2.95
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    $2.95
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  • New - B&T SchleTek Suppressor Cleaner Evolution 1000ml - HKP-21726
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    Suppressor Cleaner Evolution - 1000ml

    SchleTek

    $70.00
    SchleTek Suppressor Cleaner Evolution 1000ml Keep your suppressors clean and optimally functioning with SchleTek suppressor cleaner.  
    HKP-21726
    $70.00
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    $70.00
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  • Used - H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - HKP-21587 HK91, G3 20 Round Magazine - Steel - Refinished
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    HK91, G3 20 Round Magazine - Steel - Refinished

    H&K Heckler & Koch

    $57.95
    HK German 20 Round Steel Magazine - Refinished HK G3 factory steel 20-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a polished follower along with a fully parkerized finish...
    HKP-21587
    $57.95
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  • Out Of Stock
    On Sale
    New - H&K HK 416 A5 Bolt Carrier Complete - HKP-21500 HK416 A5 Bolt Carrier - Complete

    HK416 A5 Bolt Carrier - Complete

    H&K Heckler & Koch

    Now: $1,945.00
    Was: $2,349.95
    German H&K HK 416 A5 Bolt Carrier Complete Get your hands on that critical puzzle piece for your factory-correct 416A5 build.  Fully assembled and ready to drop into your uper receiver.  Bolt carriers may be marked ".223 Rem" or "5.56 x 45"...
    HKP-21500
    Now: $1,945.00
    Was: $2,349.95
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  • New - HKP HK 416 (5.56/.223) A5 Converted Barrel - Threaded 1/2x28 - HKP-21449 HK416, MR223 Barrel - 5.56 / .223 - 14.5" - Threaded 1/2x28 - A5 Style
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    HK416, MR223 Barrel - 5.56 / .223 - 14.5" - Threaded 1/2x28 - A5 Style

    HKP HK Parts

    $588.95
    H&K 416 A5 Converted Barrel - Threaded 1/2x28 These barrels began as standard A3 style but have been precisely machined with an A5-style relief cut to fit HK416 & MR223 A5 uppers. Now, you can have a drop-in barrel for your 416/MR223 A5 upper at...
    HKP-21449
    $588.95
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    $588.95
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  • On Sale
    New - Strike Industries HK SP5 Drop-In MOD2 Stock - HKP-21332-M HK SP5 Stock - MOD2 - Strike Industries
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    HK SP5 Stock - MOD2 - Strike Industries

    Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK SP5 Drop-In MOD2 Stock We pair our SP5 AR stock adpter with this Strike MOD2 stock to give you a drop-in SP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at HK...
    HKP-21332-M
    Now: $111.71
    Was: $199.95
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    Now: $111.71
    Was: $199.95
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  • New - Blitzkrieg PTR Flat Front Sight Gen 2 - Luminescent Green - HKP-21104 PTR Flat Tip Front Sight - Gen 2 - Luminescent Green
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    PTR Flat Tip Front Sight - Gen 2 - Luminescent Green

    Blitzkrieg Components

    $87.95
    Blitzkrieg PTR Flat Tip Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight offers an innovative approach to this classic sighting system. Featuring a conventional flat-tipped post and a striking Tritium dot with a Lumi Green...
    HKP-21104
    $87.95
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    $87.95
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