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 G36 (5.56/.223) 4 Position Retractable Stock - Folding - HKP-02682
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    HK G36 Retractable Buttstock - 4 Position - Folding

    H&K Heckler & Koch

    $329.95
    HK G36, G36k, G36C, & SL8 Conversion Rear Stock Assembly The G36 KV stock, as it is known, was built by HK for a military contract and is built HK tough with an overall length of 8.5 inches (fully collapsed) to 11.40 inches when fully extended. Each...
    HKP-02682
    $329.95
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  • Used - H&K 91/G3 (7.62x51/.308) Firing Pin Spring - Used - HKP-16711
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    HK91, G3 Firing Pin Spring - Used

    H&K Heckler & Koch

    $4.95
    H&K 91/G3 (7.62x51/.308) Firing Pin Spring - Used This is a common repair and replacement item. Grab one for a spare, just in case.
    HKP-16711
    $4.95
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    $4.95
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  • Used - H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - OD Green - HKP-18888 HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - OD Green
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    HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - OD Green

    H&K Heckler & Koch

    $139.95
    Surplus - Fixed Stock - OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings. Features: HK...
    HKP-18888
    $139.95
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    $139.95
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  • New - MFI HK (5.56/.223) & (7.62x51/.308) G28 Style Flash Hider - Threaded 15x1 - HKP-16337 HK416, MR556, HK417, MR762 Flash Hider - G28 Style - Threaded 15x1
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    HK416, MR556, HK417, MR762 Flash Hider - G28 Style - Threaded 15x1

    MFI

    $79.95
    MFI HK G28 Style Flash Hider - Threaded 15x1 The G28, 2nd Gen flash hider is threaded 15x1 RH pitch, which is a standard HK Thread Pattern for .308 and .223 caliber weapons. It also has a deep counter bore to allow the product to cover the area behind...
    HKP-16337
    $79.95
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    $79.95
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  • New - H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x1 RH - HKP-00359 HK91, G3, HK93, HK417 Flash Hider - Birdcage - Threaded 15x1 RH
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    HK91, G3, HK93, HK417 Flash Hider - Birdcage - Threaded 15x1 RH

    H&K Heckler & Koch

    $34.95
    HK Heckler and Koch's Birdcage Flash Hider   Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation.   Specifications: Made In Germany Threaded 15x1...
    HKP-00359
    $34.95
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    $34.95
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  • New - HKP MP5K/SP89/SP5K 9mm End Cap - HK Style - HKP-16135 HK MP5K, SP89, SP5K End Cap with Sling Swivel - 9mm - HKP
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    HK MP5K, SP89, SP5K End Cap with Sling Swivel - 9mm - HKP

    HKP HK Parts

    $49.95
    HKP MP5K/SP89/SP5K 9mm End Cap - HK Style This end cap is an identical reproduction of the factory end cap and features the original HK style buffer. Compatible With: MP5K SP5K SP89 In spec. clones and custom builds
    HKP-16135
    $49.95
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    $49.95
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  • New - H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing - HKP-00163-M HK MP5, HK33, HK93 Trigger Housing - Ambi 2 Position 0,1 Pictogram - FBI Style - 9mm, 5.56 / .223
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    HK MP5, HK33, HK93 Trigger Housing - Ambi 2 Position 0,1 Pictogram - FBI Style - 9mm, 5.56 / .223

    H&K Heckler & Koch

    $229.95 - $349.95
    H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing This ambidextrous housing is designed for compatibility with any ambidextrous style trigger packs. It features a 2 position pictogram (0,1) and is crafted...
    HKP-00163-M
    $229.95 - $349.95
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  • New - HKP HK MP5 9mm Receiver Flat - HKP-20921 HK MP5 Receiver Flat - 9mm
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    HK MP5 Receiver Flat - 9mm

    HKP HK Parts

    $189.95
    HKP HK MP5 9mm Receiver Flat New MP5 receiver flat made by the original German tool and die maker of the LSC receiver flat utilizing factory original German prints and specifications. The creator of our receiver flat has been regarded as the premier flat...
    HKP-20921
    $189.95
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    $189.95
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  • New - B&T HK UMP (.40 S&W & .45 ACP) Birdcage Flash Hider - HKP-16890 HK UMP Birdcage Flash Hider - .40 S&W, .45 ACP
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    HK UMP Birdcage Flash Hider - .40 S&W, .45 ACP

    B&T Brugger & Thomet

    $99.95
    B&T Brugger and Thomet Birdcage Flash Hider in .40 S&W and .45 ACP for HK UMP B&T muzzle brake and flash hider birdcage style with quick detach lever for HK UMP .40 S&W & .45 ACP.  Swiss made B&T quick detach flash hider for...
    HKP-16890
    $99.95
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    $99.95
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  • Out Of Stock
    New - HK MP5, 94 UMP Style Folding Stock With HK Parts Brace/Stock Adapter - HKP-20215 HK MP5, HK94 Folding Stock With Adapter - UMP Style

    HK MP5, HK94 Folding Stock With Adapter - UMP Style

    USA

    $249.95
    HK MP5, HK94 Folding Stock With Adapter - UMP Style New US UMP style folding stock assembled with our own HK Parts stock adapter. Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment...
    HKP-20215
    $249.95
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    $249.95
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  • New - Bore Boss Pull-Through Bore Cleaner - .357/9mm/.38 - HKP-19400 Bore Boss Pull-Through Bore Cleaner - 9mm / .357 / .38
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    Bore Boss Pull-Through Bore Cleaner - 9mm / .357 / .38

    Real Avid

    $12.95
    Real Avid Bore Boss Pull-Through Bore Cleaner - .357/9mm/.38 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece...
    HKP-19400
    $12.95
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    $12.95
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  • New - H&K HK MR556/MR762/416 Extractor Spring Buffer - HKP-00051
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    HK416, MR556, MR762 Extractor Spring Buffer

    H&K Heckler & Koch

    $14.95
    H&K HK MR556/MR762/416 Extractor Spring Buffer This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised. Compatible With: HK MR556 HK 416 HK MR762
    HKP-00051
    $14.95
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    $14.95
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