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
    New - MKE Trigger Pack Ejector Lever Axle - HKP-22241 MKE Trigger Pack Ejector Lever Axle MKE HKP-22241
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    HK MP5, HK90 Series Ejector Lever Axle

    MKE

    Now: $13.46
    Was: $17.95
    MKE Trigger Pack Ejector Lever Axle Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. MKE product made on HK tooling.  Fits all of the following 90 series trigger packs: SEF, O,1 Navy Burst
    HKP-22241
    Now: $13.46
    Was: $17.95
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  • Out Of Stock
    New - RCM HK MP5 / 416 .22LR Pistol Barrel - 8.5" - HKP-21403 HK MP5, HK416 Barrel - .22LR - 8.5" - Threaded 8x.75

    HK MP5, HK416 Barrel - .22LR - 8.5" - Threaded 8x.75

    RCM

    $229.95
    RCM HK MP5 / 416 .22LR Pistol Barrel The first and only replacement barrel for the HK .22LR platforms—this is a game-changer! Previously, replacing the barrel meant the hassle of sending the receiver to H&K and waiting for the assembly to be...
    HKP-21403
    $229.95
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  • New - H&K HK MR556A1/A4 Complete Bolt Group - HKP-02618 HK MR556 A1, A4 Bolt Group - Complete
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    HK MR556 A1, A4 Bolt Group - Complete

    H&K Heckler & Koch

    $529.95
    H&K HK MR556A1 and A4 Complete Bolt Group Complete semi-auto bolt carrier group for MR556A1/A4 receivers. Bolt carriers will be marked ".223 Rem" or "5.56 x 45".  Includes The Following: MR556 Bolt Carrier Complete bolt head Firing pin...
    HKP-02618
    $529.95
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  • New - H&K 91/G3 (7.62x51/.308) 2x20 Mag Pouch - Flectarn - New - HKP-16268 HK91, G3 2x20 Mag Pouch - Flectarn  - New
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    HK91, G3 2x20 Mag Pouch - Flectarn - New

    H&K Heckler & Koch

    $13.95
    New HK German Camo Mag Pouch New Flectarn Camo Magazine Pouch Fits 2 X 20 Round Magazines. New latest issue German dual mag pouch. Holds two 20 round magazines that attaches to German web gear. Each unit comes in the new style German forest flectarn camo...
    HKP-16268
    $13.95
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  • New - HKP MP5, 94 Operator's Manual - HKP-15765 HK MP5, HK94 Operator's Manual
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    HK MP5, HK94 Operator's Manual

    HKP HK Parts

    $14.95
    HKP MP5, 94 Operator's Manual The MP5, 94 or other HK MP5 clones Operator Manual is 36 pages of a page by page translation of the original Bundeswehr ( German Federal Army) instruction manual for their service machine pistol, the MP5. There are 26...
    HKP-15765
    $14.95
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    $14.95
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  • HK MP5 Optic Mount - Raised Aimpoint Acro
HK MP5 Optic Mount - Raised Aimpoint Acro
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    HK MP5 Optic Mount - Raised Aimpoint Acro

    HKP HK Parts

    $134.95
    HKP HK MP5 Raised Aimpoint Acro Optic Mount HK Parts brings you one of the most requested optic mounts for the MP5 platform. An elevated design with a direct Aimpoint ACRO mounting interface. Our ACRO mounts provide an unobstructed view of the factory HK...
    HKP-21666-M
    $134.95
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  • Out Of Stock
    New - RCM HK MP5 Semi Auto Carrier - HKP-20981 HK MP5 Bolt Carrier - Semi Auto

    HK MP5 Bolt Carrier - Semi Auto

    RCM

    $146.95
    RCM HK MP5 Semi Auto Carrier New RCM manufactured MP5, 94 F/A carrier with all current "F" style upgrades and tungsten filled for the best performance and the utmost reliability. Machined completely from billet ordnance grade steel to exact HK German...
    HKP-20981
    $146.95
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  • New - MI HK G3/91/PTR M-LOK Forearm - Black - HKP-18439 HK91, G3, PTR Handguard - M-LOK
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    HK91, G3, PTR Handguard - M-LOK

    MI Midwest Industries

    $189.95
    MI HK G3/91/PTR M-LOK Forearm Fits the HK G3, 91 lengths for firearms to include the full-length PTR models that use a G3/91 full-length forearm. May fit some CETME models such as the C308 with fitting required. Made in the USA, 922r...
    HKP-18439
    $189.95
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  • New - H&K ( 5.56/.223) Flash Hider - Threaded 1/2x28 - HKP-01404 HK416, MR556 Flash Hider - Threaded 1/2x28 - German
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    HK416, MR556 Flash Hider - Threaded 1/2x28 - German

    H&K Heckler & Koch

    $19.95
    H&K Heckler and Koch 5.56 / .223 Flash Hider - Threaded 1/2x28 This flash hider is threaded 1/2x28 for use on all HK416, HK MR556, and other AR-style applications. It is a great flash hider to use to upgrade the MR556 barrel. Specifications: Made in...
    HKP-01404
    $19.95
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  • New - H&K HK 416 Enhanced Firing Pin/Retaining Pin - HKP-02658
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    HK416 Firing Pin Retaining Pin - Enhanced

    H&K Heckler & Koch

    $19.95
    Heckler and Koch Firing Pin Retaining Pin - New Style for HK416 This part is the newer style pin that is goldish, super hardened, and much less prone to wear and tear. The enhanced version is the most robust, easiest-to-use pin available. Compatible...
    HKP-02658
    $19.95
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  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Cocking Lever - HKP-01884 HK UMP, USC Cocking Lever
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    HK UMP, USC Cocking Lever

    H&K Heckler & Koch

    $24.95
    HK UMP & USC Cocking Lever New HK German part. Compatible With: HK UMP HK USC
    HKP-01884
    $24.95
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  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) Backplate - Painted - HKP-16254 HK33, HK53, HK93 Backplate - Painted

    HK33, HK53, HK93 Backplate - Painted

    H&K Heckler & Koch

    $69.95
    Steel Back Plate For HK93, 33, 53 & MP5, 94- Painted HK Black HK German backplate with the recoil assembly cup guide installed. Each unit comes complete & freshly painted HK Black. Manufactured from German HK backplates with factory tooling...
    HKP-16254
    $69.95
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