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 - HKP HK 91/G3/MSG90 5 Round Magazine - Steel - (7.62x51/.308) - HKP-16250-M HK91, G3, PTR Magazine - 5 Round
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    HK91, G3, PTR Magazine - 5 Round

    HKP HK Parts

    $79.95
    HKP HK 91/G3/MSG90 5 Round Magazine - Steel - (7.62x51/.308) 5 Round German Steel 308 Magazine With US Made Floorplate (Counts as 1 US made Part for 922R compliance) For HK Rifles.This magazine is made by Heckler and Koch & converted to five rounds...
    HKP-16250-M
    $79.95
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  • New - H&K Sear Complete For HK Burst Trigger Packs - HKP-17028
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    HK MP5K, HK90 Series Burst Trigger Sear Complete

    H&K Heckler & Koch

    $59.95
    Heckler & Koch's Sear Catch for HK90 Series and HK MP5K - Steel - German For Burst Trigger Packs Compatible With: 0,1,3,F 0,1,2,F 0,1,3 0,1,2
    HKP-17028
    $59.95
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  • New - H&K MP5 & HK94 SEF Navy Style Trigger Group Semi-Auto Clipped & Pinned - HKP-01179 HK MP5, HK94 SEF Navy Style Trigger Group Semi-Auto Clipped and Pinned
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    HK MP5, HK94 SEF Navy Style Trigger Group Semi-Auto Clipped and Pinned

    H&K Heckler & Koch

    $599.95
    HK German MP5, 94 SEF Navy Style Semi-Auto Clipped & Pinned Trigger Group Complete Ready to drop on your semi-auto HK 9mm HK Or Clone firearm or upper receiver. Perfect for barreled upper offerings such as the Omega line. Each trigger group is...
    HKP-01179
    $599.95
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  • Out Of Stock
    New - H&K HK MR556/MR762/416/417 Flip Up Rear Sight- 3mm - HKP-01405 H&K HK MR556/MR762/416/417 Flip Up Rear Sight- 3mm H&K Heckler & Koch HKP-01405

    HK416, MR556, HK417, MR762 Folding Rear Sight - 3mm

    H&K Heckler & Koch

    $299.95
    Heckler and Koch 3mm Flip Up Rear Sight for HK416, MR556, HK417, MR762 HK factory quick-release flip-up rear sight for MR556, MR762, HK416, and HK417 platforms. This rear sight attaches directly to any standard Picatinny rail using HK’s push-button...
    HKP-01405
    $299.95
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  • On Sale
    MKE AP5/MP5 Front Sight Tower Complete MKE HKP-22256 MKE AP5/MP5 Front Sight Tower Complete MKE HKP-22256
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    HK MP5, AP5 Front Sight Tower Complete

    MKE

    Now: $42.95
    Was: $54.95
    MKE AP5, MP5 Front Sight Tower Complete The front sight tower is a critical component for a perfect build. The MKE front sight tower is great option for new builds or replacement of damaged units. Compatible With: Century Arms AP5 Century Arms...
    HKP-22256
    Now: $42.95
    Was: $54.95
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  • Out Of Stock
    New - H&K MR556/416/MR762/417 A7 Adaptive Battle Grip w/ Tool - RAL8000 - HKP-21963 HK416, MR556, HK417, MR762 Pistol Grip - Tool Included - RAL8000

    HK416, MR556, HK417, MR762 Pistol Grip - Tool Included - RAL8000

    H&K Heckler & Koch

    $129.95
    HK Heckler and Koch Adaptive Pistol Grip with tool in RAL8000. Factory German adaptive pistol grip in RAL8000. Originally used on the HK416 A7, this grip fits a variety of H&K platforms. Compatible With: HK MR556 A1 HK MR556 A4 HK416 HK MR762...
    HKP-21963
    $129.95
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  • New - H&K 417/MR762 A4 Bolt Catch/Release - Ambi - HKP-21960 HK417, MR762A4 Bolt Catch, Release - Ambi
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    HK417, MR762A4 Bolt Catch, Release - Ambi

    H&K Heckler & Koch

    $53.95
    Heckler and Koch MR762 A4 Bolt Catch/Release - Ambi Factory ambidextrous bolt catch lever for the MR762 A4.  The A4 variant of the MR762 introduced ambi controls for the bolt catch/release not previously available on the A1 variant...
    HKP-21960
    $53.95
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  • New - HKP HK21 Drum Hanger & H&K 100rd Drum - HKP-21633 HK21 Drum Hanger and100rd Drum
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    HK21 Drum Hanger and100rd Drum

    HKP HK Parts

    $435.95
    HKP HK21 Drum Hanger with H&K 100 Round Drum Complete your HK21 or FMP21 build with our HKP drum hanger and H&K original 100-round drum.  Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and...
    HKP-21633
    $435.95
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  • New - Troy Industries - HK MR556/416 - Offset Sight Set - Front and Round Rear - HKP-21289-M HK416, MR556 Battlesight Set - Folding - 45 degree Offset
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    HK416, MR556 Battlesight Set - Folding - 45 degree Offset

    Troy Industries

    $265.95
    HK 416 / MR556 - 45⁰ OFFSET BATTLESIGHT SET – HK FRONT & ROUND REAR  Durability and dead-on accuracy have made Troy Industries Folding BattleSights the choice of Special Ops and tactical users worldwide. The TROY 45 Degree Folding...
    HKP-21289-M
    $265.95
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  • Used - H&K 10 Round HK 91, G3, PTR .308 Magazine - Used - HKP-19887 HK91, G3 Magazine - .308 - 10 Round - Used
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    HK91, G3 Magazine - .308 - 10 Round - Used

    H&K Heckler & Koch

    $64.95
    H&K 10 Round HK 91, G3, PTR .308 Magazine - Used Each HK magazine is made by using a factory German HK 20 round mag that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20 round magazines are to long and get...
    HKP-19887
    $64.95
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  • New - HKP HK UMP Floor Plate - Black - HKP-17161 HK UMP Magazine Floorplate
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    HK UMP Magazine Floorplate

    HKP HK Parts

    $7.95
    HKP HK UMP Floorplate Compatible With: UMP .45 UMP .40 UMP 9mm These can become cracked or broken with use or drops onto hard surfaces. Made in the USA and counts as 1 US compliant part.
    HKP-17161
    $7.95
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  • New - HK MR556/416 Firing Pin Catch - HKP-16846
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    HK416, MR556 Firing Pin Catch

    H&K Heckler & Koch

    $19.95
    HK MR556/416 Firing Pin Catch   Compatible With: HK MR556 HK 416  
    HKP-16846
    $19.95
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    $19.95
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