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 UMP (9mm) Extractor - HKP-00266
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    HK UMP Extractor - 9mm

    H&K Heckler & Koch

    $60.95
    New HK German USC/UMP 9mm Extractor This is the perfect spare part to have for your UMP or USC 9mm conversion. Hard to find and only available here at HKPARTS.
    $60.95
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  • Used - H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent - HKP-19042 HK91, G3 Handguard - Slimline Style - Jungle Green - Used Excellent
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    HK91, G3 Handguard - Slimline Style - Jungle Green - Used Excellent

    H&K Heckler & Koch

    $29.95
    H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent Used in excellent shape. These are a nice addition to the collection. Compatible With: All full forearm length HK 91, G3, PTR style firearms
    $29.95
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  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) Magazine Clamp - HKP-00485

    HK33, HK53, HK93 Magazine Clamp

    H&K Heckler & Koch

    $107.95
    HK 93, HK 33 & HK 53 Magazine Clamp German HK dual mag clamp for all HK 93/33/53 magazines. Holds two magazines together for easy access and ease of use.  Compatible With: HK93 HK33 HK53 Clones and other custom builds
    $107.95
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  • New - E&L MFG MP5, MP5K, 94, SP89 Brass Catcher - HKP-00845 HK MP5, HK94, SP89, SP5K Brass Catcher
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    HK MP5, HK94, SP89, SP5K Brass Catcher

    E&L MFG

    $79.95
    E&L MFG MP5, 94, MP5K, SP89 Brass Catcher Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and is made from strong, lightweight, black textured plastic. Each holds a minimum of 60 rounds...
    $79.95
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  • New - HKP 94, 93 Semi Grip Frame SEF - Metal - HKP-16470 HK94, 93 Semi Grip Frame SEF - Metal
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    HK94, 93 Semi Grip Frame SEF - Metal

    HKP HK Parts

    $189.95
    HK MP5,94, 33,93 Style Metal Grip Frame  For Semi Auto Shelves Each German HK housing started out as a factory HK German select fire metal housing. Each housing was modified by welding in a factory correct semi auto shelf, clipped from a double tang...
    $189.95
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  • New - Ergo Tactical Grip For MR556/MR762-Black - HKP-17131 Ergo Tactical Grip For MR556/MR762-Black Ergo HKP-17131
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    HK416, MR556, HK417, MR762 Tactical Grip

    Ergo

    $54.95
    Ergo Grip PSG1 Style Grip For MR556 & MR762 Just in and a great upgrade if you want the PSG1 style grip frame for your HK MR556, MR762 & HK416, HK417, G28 firearm. The ergonomically enhanced ERGO Tactical Deluxe Grips fits all AR15, M16 and MR...
    $54.95
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  • New - HKP - HK MP5 .22LR Brace/Stock Adapter - HKP-21543 HK MP5 Stock or Brace Adapter - .22LR
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    HK MP5 Stock or Brace Adapter - .22LR

    HKP HK Parts

    $99.95
    HKP - HK MP5 .22LR Brace/Stock Adapter Expertly crafted from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Buffered with factory correct “H” buffers to ensure maximum protection for your valuable...
    $99.95
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  • New - RCM HK MP5K Semi Auto Carrier - HKP-20982 HK MP5K Semi Auto Carrier
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    HK MP5K Semi Auto Carrier

    RCM

    $146.95
    RCM HK MP5K Semi Auto Carrier MP5K, SP89 semi-auto carrier machined completely from billet ordnance steel. RCM's US made MP5K carrier is made to the most updated and latest MP5K  specs and more. Tungsten filled, heat treated, phosphate finish and...
    $146.95
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  • New - HKP HK MP5K Ace Style Stock - HKP-20953 HK MP5K Ace Style Stock
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    HK MP5K Ace Style Stock

    HKP HK Parts

    $164.95
    HKP HK MP5K Ace Style Stock MP5K billet ace adapter paired with an all-steel ace-style stock. 
    $164.95
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  • New - SB Tactical HK MP5 SBA3 5 Position Adjustable Stabilizing Brace - Black - HKP-20276 HK MP5 Pistol Stabilizing Brace- SBA3 - 5 Position Adjustable
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    HK MP5 Pistol Stabilizing Brace- SBA3 - 5 Position Adjustable

    SB Tactical

    $269.95
    SBA3 - 5 Position Adjustable Stabilizing Brace - MP5 The perfect addition to your firearm with the ability to adjust length with its 5-position adjustable buffer tube. Dramatically enhances versatility, and features a minimalist design with an integral,...
    $269.95
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  • New - H&K HK MR556/MR762/416/417 Pistol Grip Screw - HKP-02679
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    HK416, MR556, HK417, MR762 Pistol Grip Screw

    H&K Heckler & Koch

    $9.95
    H&K HK MR556/MR762/416/417 Pistol Grip Screw This is the screw used to retail all battle grips/pistol grips on the HK and standard AR15 and M16 firearms. Compatible With: HK MR556 HK416 HK MR762 HK417
    $9.95
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  • Out Of Stock
    New - H&K HK 416/MR556/MR762 Right or Left Side Safety Selector Lever - HKP-15250

    HK416, MR556, MR762 Right or Left Side Safety Selector Lever

    H&K Heckler & Koch

    $39.95
    H&K HK 416/MR556/MR762 Right or Left Side Safety Selector Lever HK German manufactured right or left side selector lever for the ambidextrous controls of the HK 416, MR556 family of firearms. It will work for both semi and select-fire models. ...
    $39.95
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