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 MP5 9mm Barrel Extension - HKP-18000
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    HK MP5 Barrel Extension - 9mm

    HKP HK Parts

    $49.95
    HKP MP5 9mm Barrel Extension The MP5 3-lug barrel extension functions as a fake suppressor to give the standard 8.85" barrel an overall length of 16" for rifle builds.  The extension slips over the tri-lug adapter and is pinned into place by a...
    HKP-18000
    $49.95
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  • Used - H&K MP5/SP5 Rear Sight Sets Complete All 7 Pieces - HKP-02531
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    HK MP5/SP5 Rear Sight Sets Complete All 7 Pieces

    H&K Heckler & Koch

    $129.95
    MP5, SP5, MP5K, & SP5K Rear Sight Set Complete - German HK Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly.  Each Set Includes The Following German HK...
    HKP-02531
    $129.95
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  • New - SB Tactical HK UMP & B&T APC Side Folding Pistol Stabilizing Brace - Black - HKP-19133 HK UMP, B&T APC Side Folding Pistol Stabilizing Brace
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    HK UMP, B&T APC Side Folding Pistol Stabilizing Brace

    SB Tactical

    $74.95
    SB Tactical HK UMP Side Folding Pistol Stabilizing Brace A skeletonized version of the SBT Pistol Stabilizing Brace, the SBTi enhances your B&T APC or HK UMP with an integral, side-folding mechanism. The SBTi variant also allows you to customize the...
    HKP-19133
    $74.95
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    $74.95
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  • New - Timney Triggers HK91/G3 .308 2-Stage Trigger - HKP-20508 HK91, G3 2-Stage Trigger
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    HK91, G3 2-Stage Trigger

    Timney Triggers

    $348.95
    Timney Trigger for - HK91, PTR 91 The Timney HK91 trigger is factory-set with a two pound first stage and a two pound second stage pull weight.  This offering comes complete with a factory German .308 ejector lever, ejector spring and ejector axle,...
    HKP-20508
    $348.95
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  • New - HKP Short Sleeve Tee - Black - HKP-21026-M
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    HKP Shirt - Short Sleeve - Black

    HKP HK Parts

    $14.95
    HKP Short Sleeve Shirt - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Unisex fit Fine cotton High fidelity DTG...
    HKP-21026-M
    $14.95
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    $14.95
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  • New - GSG9 HK G36 FBI 0,1 Lower Complete - HKP-20181 GSG9 HK G36 FBI 0,1 Lower Complete
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    GSG9 HK G36 FBI 0,1 Lower Complete

    GSG9

    $399.95
    HK GSG9 G36, G36K, G36C - FBI (0,1) Lower New HK US FBI (0,1) G36 lower complete with internals. This is also a popular item for use on the SL8 to G36 conversions. Please note: Do NOT dry fire.
    HKP-20181
    $399.95
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    $399.95
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  • On Sale
    New - Raddlock HK 91/G3 (7.62x51/.308) Magazine Block - 10 Round - HKP-02443 HK91, G3 Magazine Block - 20 to 10 Round Conversion
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    HK91, G3 Magazine Block - 20 to 10 Round Conversion

    Raddlock

    Now: $5.95
    Was: $9.95
    HK 91, G3, & PTR 10 Round Magazine Plug The Raddlock magazine plug is designed to be installed in a 20-round magazine to limit the capacity to 10 rounds for restricted capacity states.  Compatible with both aluminum and steel magazines. We...
    HKP-02443
    Now: $5.95
    Was: $9.95
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    Now: $5.95
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  • New - H&K G3 Standard Buffer Locking Plate - HKP-16982
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    HK G3 Standard Buffer Locking Plate

    H&K Heckler & Koch

    $1.49
    H&K G3 Standard Buffer Locking Plate This is the plate used with the large buffer screw in the standard buffer.
    HKP-16982
    $1.49
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    $1.49
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  • On Sale
    New - HKP Single Point Sling - Dark Earth - HKP-09051 HK Single Point Sling - Dark Earth
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    HK Single Point Sling - Dark Earth

    HKP HK Parts

    Now: $15.95
    Was: $29.95
    HKP Single Point Sling - Dark Earth This sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point HK sling. Features: Super thick all Dark Earth heavy-duty corduroy nylon to withstand years of heavy...
    HKP-09051
    Now: $15.95
    Was: $29.95
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  • Out Of Stock
    New - HKP HK MP5 9mm Flash Hider - 3-Lug - HKP-17228 HK MP5, MP5K Flash Hider - 3-Lug - 9mm

    HK MP5, MP5K Flash Hider - 3-Lug - 9mm

    HKP HK Parts

    $99.95
    HKP HK MP5 9mm Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found on in...
    HKP-17228
    $99.95
    Out Of Stock
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  • MKE HK MP5/MP5K Magazine Release Bushing MKE HKP-22283 MKE HK MP5/MP5K Magazine Release Bushing MKE HKP-22283
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    HK MP5, MP5K, G36, HK33, HKK53, HK93, HK417 Magazine Release Bushing - Full Auto

    MKE

    $2.59
    MKE HK MP5/MP5K Magazine Release Bushing This part is for use in all 90-series H&K weapon systems and is used for installing a paddle mag release. This is not for use on semi-auto HK builds. This part is intended for full-auto conversions only...
    HKP-22283
    $2.59
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    $2.59
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  • New - B&T HK 416/MR556 Angled Foregrip / Hand Stop with NAR Interface - HKP-21416 HK416, MR556 Foregrip or Handstop - Angled - NAR Interface
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    HK416, MR556 Foregrip or Handstop - Angled - NAR Interface

    B&T Brugger & Thomet

    $50.00
    B&T Angled Foregrip / Hand Stop with NAR Interface A perfect solution for shooters who prefer an angled foregrip. The lugs at the end of the grip assure a firm rest for the supporting hand. The grip can be mounted easily onto any NAR/Picatinny rail...
    HKP-21416
    $50.00
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    $50.00
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