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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  • On Sale
    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 - BLEMISHED HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 - BLEMISHED
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    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 - BLEMISHED

    MKE

    Now: $34.95
    Was: $49.95
    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This contoured trigger housing is manufactured...
    HKP-99395
    Now: $34.95
    Was: $49.95
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    Now: $34.95
    Was: $49.95
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  • HK MP5, MP5K, AP5, AP5-P Rear Sight Drum HK MP5, MP5K, AP5, AP5-P Rear Sight Drum
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    HK MP5, MP5K, AP5, AP5-P Rear Sight Drum

    MKE

    $32.95
    MKE AP5, AP5-P, HK MP5, MP5K Rear Sight Drum This rear sight drum is manufactured by MKE for AP5 and AP5-P firearms and fits MP5 and MP5K pattern rifles and pistols. It is commonly used as an upgrade for clones that ship with G3-style rear sight bases...
    HKP-22490
    $32.95
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    $32.95
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  • HK G3 Apparel - Hats, Patches, and Shirts HK G3 Apparel - Hats, Patches, and Shirts
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    HK G3 Apparel - Hats, Patches, and Shirts

    HKP HK Parts

    $0.00
    HKP HK G3 Apparel and Patch Collection  Represent your platform with the HK Parts G3 Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22458-M
    $0.00
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  • On Sale
    HK G3 Metal Grip Frame - SEF - BLEMISHED HK G3 Metal Grip Frame - SEF - BLEMISHED
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    HK G3 Metal Grip Frame - SEF - BLEMISHED

    H&K Heckler & Koch

    Now: $45.07
    Was: $189.95
    Heckler and Koch HK G3 SEF Metal Grip Frame - BLEMISHED VARYING CONDITION SHOWN IN PHOTOS - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...
    HKP-99341
    Now: $45.07
    Was: $189.95
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    Now: $45.07
    Was: $189.95
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  • HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style
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    HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style

    H&K Heckler & Koch

    $102.95
    H&K PSG1 Style Grip Factory H&K PSG1-style grip, offering improved comfort and control for precision shooting. Features: Textured surface for enhanced grip stability Ergonomic design reduces hand fatigue Adjustable palm shelf for customizable...
    HKP-22311
    $102.95
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    $102.95
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  • New - H&K MR556 A4 13.4" Complete QD Handguard - Black - HKP-22184 HK MR556 A4 13.4" Complete QD Handguard
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    HK MR556 A4 13.4" Complete QD Handguard

    H&K Heckler & Koch

    $499.95
    H&K MR556 A4 13.4" Complete QD Handguard Genuine H&K MR556 A4 quick detach handguard has a Picatinny rail at 12 o’clock, M-LOK slots at 3, 6, and 9 o’clock, and two QD sling swivel cups for ambidextrous sling attachment. It provides...
    HKP-22184
    $499.95
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    $499.95
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  • New - H&K G36K Handguard with Heat Shield - HKP-22010 HK G36K Handguard with Heat Shield
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    HK G36K Handguard with Heat Shield

    H&K Heckler & Koch

    $68.95
    H&K G36K Handguard with Heat Shield Lightweight and durable design for improved heat management and reliable performance.   Compatible With: G36K  
    HKP-22010
    $68.95
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    $68.95
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  • On Sale
    New - HK53 Cocking Tube - HKP-99057 HK53 Cocking Tube
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    HK53 Cocking Tube

    USA

    Now: $79.95
    Was: $149.95
    HK53 Cocking Tube  US made cocking tube Compatible With: HK53 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE.  SALE IS FINAL.
    HKP-99057
    Now: $79.95
    Was: $149.95
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    Now: $79.95
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  • New - B&T HK MP5 Adapter for Folding Stock - HKP-21751 HK MP5 Adapter - Folding Stock
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    HK MP5 Adapter - Folding Stock

    B&T Brugger & Thomet

    $114.95
    B&T HK MP5 Adapter for Folding Stock Upgrade your MP5 platform with precision Swiss engineering. The Brügger & Thomet HK MP5 Adapter for Folding Stock is designed to provide a secure and reliable mounting interface for B&T’s...
    HKP-21751
    $114.95
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    $114.95
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  • New - HKP HK UMP Flash Hider - Birdcage Style - 5/8x24 - HKP-21579 HK UMP Flash Hider - Birdcage Style - 5/8x24
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    HK UMP Flash Hider - Birdcage Style - 5/8x24

    HKP HK Parts

    $49.95
    HKP HK UMP Flash Hider - Birdcage Style - 5/8x24 We are pleased to present the HKP UMP birdcage flash hider, designed specifically for our UMP 45 parts kit. This exceptional accessory not only protects exposed threads but also enhances the overall...
    HKP-21579
    $49.95
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    $49.95
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  • New - MI/HKP HK MP5 .22 LR Alpha Folding Brace/Stock Adapter - HKP-21515-M HK MP5 Stock or Brace Adapter - Folding - .22 LR - Alpha
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    HK MP5 Stock or Brace Adapter - Folding - .22 LR - Alpha

    MI Midwest Industries

    $419.95
    MI/HKP HK MP5 .22 LR Alpha Folding Brace/Stock Adapter The Midwest Industries alpha folding stock paired with the HK Parts picatinny rail adapter offers unparalleled versatility. Adjust your length of pull, cheek riser, and butt pad to your exact style...
    HKP-21515-M
    $419.95
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    $419.95
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  • On Sale
    New - H&K HK MP5 9mm Complete Full Auto Bolt Group - HKP-21478 HK MP5 Bolt Group - 9mm - Full Auto - Complete
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    HK MP5 Bolt Group - 9mm - Full Auto - Complete

    H&K Heckler & Koch

    Now: $2,245.95
    Was: $2,874.95
    H&K HK MP5 9mm Complete Full Auto Bolt Group This is a factory genuine HK German full auto bolt group compiled with the best German parts available for  those that need the best parts on their beloved MP5. Last call on these as they are NLA and...
    HKP-21478
    Now: $2,245.95
    Was: $2,874.95
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    Now: $2,245.95
    Was: $2,874.95
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