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 91/G3 (7.62x51/.308) Enhanced Trigger Group - Match - HKP-18358 HK91, G3 Enhanced Trigger Group - Match
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    HK91, G3 Enhanced Trigger Group - Match

    H&K Heckler & Koch

    $649.95
    HK German 91, PTR, C308 Match Trigger Group - Enhanced New! HK German-made semi-auto trigger group comes in .308 caliber already clipped & pinned. With the trigger pack not only being converted to semi-auto but the trigger pack has been...
    HKP-18358
    $649.95
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  • Used - H&K 91/G3 (7.62x51/.308) Stock Set w/ Backplate - Black - Used Good - HKP-16205 HK91, G3 Buttstock Set with Backplate - Black - Used Good
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    HK91, G3 Buttstock Set with Backplate - Black - Used Good

    H&K Heckler & Koch

    $299.95
    Original G3, 91, PTR German Army Used Surplus Black Stock Set - Complete  Factory HK German production. Each stock set is used but in perfect working order. Each set is in overall good condition. Most will clean up nicely with a little TLC...
    HKP-16205
    $299.95
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  • New - PTR HK 91/G3 (7.62x51/.308) Semi-Auto Bolt Carrier - HKP-01461 HK91, G3 Bolt Carrier - Semi Auto
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    HK91, G3 Bolt Carrier - Semi Auto

    PTR

    $249.95
    New US Made HK91, HK G3, PTR-91 Bolt Carrier - Semi Auto Carrier This part is made to exact H&K specs and with the same material. PTR uses HK factory blueprints for manufacturing and quality control. Manufactured at the PTR facility here in the...
    HKP-01461
    $249.95
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  • New - H&K 91/G3 (7.62x51/.308) A3 Retractable Stock Buttpad - HKP-16853 HK91, G3 A3 Retractable Buttstock Buttpad
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    HK91, G3 A3 Retractable Buttstock Buttpad

    H&K Heckler & Koch

    $24.95
    HK G3 & HK 91 A3 Retractable Stock Rubber Buttpad - German This item is a great spare itemsto have on hand as the factory buttpads found on used or surplus stocks are often worn or damaged. Made in Germany by H&K. Compatible With: New style HK...
    HKP-16853
    $24.95
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  • New - Magpul HK 91/G3 & 33/93 (7.62x51/.308) PRS Extended Butt Pad - HKP-00843 HK33, HK53, HK93, HK91, G3 PRS Extended Butt Pad
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    HK33, HK53, HK93, HK91, G3 PRS Extended Butt Pad

    Magpul

    $15.95
    Magpul HK 91/G3 (7.62x51/.308) PRS Extended Butt Pad   Replaces standard butt pad and adds 1/2" to the overall length of the PRS stock. This part also adds slightly more cushioning, as it has more rubber. Compatible With: PRS Stock (MAG307) PRS...
    HKP-00843
    $15.95
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    $15.95
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  • New - H&K MP5 40/10 -4 Roller - HKP-00337 HK MP5 Locking Roller -4 - .40 S&W, 10mm
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    HK MP5 Locking Roller -4 - .40 S&W, 10mm

    H&K Heckler & Koch

    $19.95
    H&K Heckler and Koch HK German -4 roller for MP5 40/10 Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production.  Please Note: The price listed is per roller. Order...
    HKP-00337
    $19.95
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    $19.95
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  • New - RCM MP5 40/10 Extractor - HKP-01969 HK MP5 Extractor - .40 S&W, 10mm
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    HK MP5 Extractor - .40 S&W, 10mm

    RCM

    $34.95
    RCM US Made Extractor for HK MP5 .40 S&W and 10mm This part is made to the exact same specs as the HK German extractor final polish included. It is also a great upgrade for the clone CA and Vector builds.
    HKP-01969
    $34.95
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  • New - H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned - HKP-00402 HK MP5K, SP89 Trigger Housing - FBI Style - 2 Position Pictogram 0,1 Pictogram - Clipped and Pinned - 9mm
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    HK MP5K, SP89 Trigger Housing - FBI Style - 2 Position Pictogram 0,1 Pictogram - Clipped and Pinned - 9mm

    H&K Heckler & Koch

    $245.95
    H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned This clipped and pinned trigger housing is modified to fit MP5K or SP89 housings. It accommodates all HK German ambidextrous trigger packs and selector...
    HKP-00402
    $245.95
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  • New - DTAC MP5K/SP89/SP5K 9mm Modular Handguard - KEYMOD - HKP-17807
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    HK MP5K, SP89, SP5K Modular Handguard - KEYMOD - 9mm

    DTAC Dakota Tactical

    $159.95
    DTAC 9mm Modular Handguard KEYMOD for HK MP5K, HK SP89, HK SP5K Features: Made in the USA (922r compliant part) KEYMOD accessory compatible 12 ergonomically placed slots for maximum versatility Exclusive extended forward accessory mounting 1-piece main...
    HKP-17807
    $159.95
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  • On Sale
    New - CZ Scorpion EVO Ace Brace/Stock Adapter - HKP-18523 CZ Scorpion EVO Ace Brace/Stock Adapter HKP HK Parts HKP-18523
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    CZ Scorpion Stock or Brace Adapter - EVO Ace

    HKP HK Parts

    Now: $17.95
    Was: $39.95
    CZ Scorpion EVO Ace Brace/Stock Adapter The CZ Scorpion EVO ACE Stock Adapter allows you to upgrade your CZ Scorpion with any ACE Folding Stock/Brace or ACE Stock/Brace Accessories. Solid billet machined aluminum adapter anodized black in color.
    HKP-18523
    Now: $17.95
    Was: $39.95
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  • HK91, G3, HK33, HK53, HK93 Paddle Magazine Release - Anti-Rattle HK91, G3, HK33, HK53, HK93 Paddle Magazine Release - Anti-Rattle
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    HK91, G3, HK33, HK53, HK93 Paddle Magazine Release - Anti-Rattle

    MKE

    $32.95
    MKE Anti Rattle Paddle Magazine Release for HK91, HK G3s and HK33, HK53, HK93 Upgrade your rifle with MKE's anti-rattle style paddle mag release. Compatible With: HK91, G3 HK33, HK53, HK93 PSG1, MSG90 In-spec clones and custom builds
    HKP-99348
    $32.95
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  • HK MP5 Trigger Group with AC-Unity Grip Conversion Kit HKP HK Parts HKP-22321 HK MP5 Trigger Group with AC-Unity Grip Conversion Kit HKP HK Parts HKP-22321
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    HK MP5 Metal Trigger Housing Conversion Kit - AC Unity Grip

    HKP HK Parts

    $189.95
    HK MP5 Metal Trigger Housing Conversion Kit - AC Unity Grip This kit includes everything you need to convert a polymer MP5 trigger group a robust metal housing. Simply use your existing semi-auto SEF trigger pack to complete the conversion. This...
    HKP-22321
    $189.95
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    $189.95
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