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 Clipped & Pinned Semi-Auto FBI (0,1) Ambidextrous Trigger Group - HKP-00154 HK MP5, HK94 Ambidextrous Trigger Group - Clipped and Pinned Semi-Auto FBI (0,1)
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    HK MP5, HK94 Ambidextrous Trigger Group - Clipped and Pinned Semi-Auto FBI (0,1)

    H&K Heckler & Koch

    $799.95
    H&K Clipped & Pinned Semi-Auto FBI (0,1) Ambidextrous Trigger Group HK German factory Clipped & Pinned Semi-Auto FBI (0,1) Ambidextrous Trigger Group in 9mm For Your HK94 Or MP5 Conversion, this part updates your HK to the newer style...
    HKP-00154
    $799.95
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  • Out Of Stock
    HK91, G3 Trigger Shoe HK91, G3 Trigger Shoe

    HK91, G3 Trigger Shoe

    H&K Heckler & Koch

    $12.95
    HK G3 Trigger Shoe Factory Heckler and Koch G3 trigger shoe.  Compatible With:  HK G3 PSG1 MSG90 In-spec. clones and custom builds  
    HKP-22524
    $12.95
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  • On Sale
    HK MP5, SP5 Trigger Housing - 0,1,F Pictogram - Clipped and Pinned - Cerakote - BLEMISHED HK MP5, SP5 Trigger Housing - 0,1,F Pictogram - Clipped and Pinned - Cerakote - BLEMISHED
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    HK MP5, SP5 Trigger Housing - 0,1,F Pictogram - Clipped and Pinned - Cerakote - BLEMISHED

    H&K Heckler & Koch

    Now: $219.95
    Was: $299.95
    Heckler and Koch HK MP5, SP5 0,1,F Pictogram Trigger Housing - Clipped and Pinned - Cerakote - BLEMISHED POOR FINISH COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE...
    HKP-99411-M
    Now: $219.95
    Was: $299.95
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    Now: $219.95
    Was: $299.95
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  • HK MP5, AP5 Firing Pin Spring HK MP5, AP5 Firing Pin Spring
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    HK MP5, AP5 Firing Pin Spring

    MKE

    $4.88
    HK MP5, AP5 Firing Pin Spring The MKE firing pin spring is compatible with all MP5, AP5, AP5-P, MP5K, and .40/10 variants, as well as most in-spec clones. The firing pin is one of the most frequently replaced repair items, making this spring an essential...
    HKP-22485
    $4.88
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  • HK91, G3 Magazine Release Set - USED HK91, G3 Magazine Release Set - USED
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    HK91, G3 Magazine Release Set - USED

    H&K Heckler & Koch

    $24.95
    Heckler and Koch Magazine Release Set (Left to Right) for HK91 and G3 HK-manufactured, used magazine release set for HK .308 pattern rifles. Complete left-to-right mag catch assembly with both push-button and paddle controls. Expect finish wear and...
    HKP-22466
    $24.95
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  • HK MP7 Back Plate - Complete HK MP7 Back Plate - Complete
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    HK MP7 Back Plate - Complete

    H&K Heckler & Koch

    $67.95
    HK MP7 Back Plate - Complete OEM complete back plate assembly for the HK MP7. Direct factory replacement back plate for maintaining or rebuilding your MP7 platform using original HK parts. Compatible With: MP7  
    HKP-22430
    $67.95
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  • HK MP5, SP5 Folding Stock - 11" HK MP5, SP5 Folding Stock - 11"
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    HK MP5, SP5 Folding Stock - 11"

    Zenith

    $99.95
    Zenith HK MP5, SP5 Folding Stock Folds to the side for compact storage while providing a solid, stable shoulder stock when deployed. No modifications required on in-spec MP5 receivers. Specifications: Polymer and fiberglass reinforced Weight: 14.4...
    HKP-22420
    $99.95
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  • New - H&K MR556/MR762 A4 Disconnector - HKP-21969
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    HK MR556, MR762 A4 Disconnector

    H&K Heckler & Koch

    $18.95
    H&K MR556/MR762 A4 Disconnector Factory H&K disconnector for use in MR556 A4 and MR762 A4 platforms.   Compatible With: HK MR556 A1/A4 HK MR762 A1/A4  
    HKP-21969
    $18.95
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  • Out Of Stock
    New - B&T 52mm QD Skeleton Mount for Aimpoint ACRO - HKP-21860 Picatinny Optic Mount - 52mm - Skeleton - Aimpoint ACRO

    Picatinny Optic Mount - 52mm - Skeleton - Aimpoint ACRO

    B&T Brugger & Thomet

    $148.95
    B&T 52mm QD Skeleton Mount for Aimpoint ACRO The B&T QD Skeleton Mount for the Aimpoint ACRO offers a 52mm elevated profile for improved sight alignment. It is ideal for night vision setups that require clearance over forward-mounted IR devices...
    HKP-21860
    $148.95
    Out Of Stock
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  • New - Nefarious Arms HK MR556/416 11" A5 Barrel - HKP-21839 HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5
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    HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5

    Nefarious Arms

    $594.95
    Nefarious Arms HK MR556/HK416 11" A5 Barrel ***THE BARREL EXTENSION RIM IS MARKED "HAUS" DUE TO AN ERROR BY THE BARREL EXTENSION SUPPLIER.  THE MARKING IS NOT VISIBLE ONCE INSTALLED.  THESE BARRELS ARE GENUINE NEFARIOUS BARRELS AS NEFARIOUS...
    HKP-21839
    $594.95
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    $594.95
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  • New - HKP HK G36 Replacement 30 Round Magazine Spring - HKP-21830 HK G36 Magazine Spring - 30 Round
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    HK G36 Magazine Spring - 30 Round

    HKP HK Parts

    $7.95
    HKP HK G36 Replacement 30 Round Magazine Spring A high-quality replacement spring designed to restore optimal performance to your G36 magazine. Built to withstand frequent use, this component ensures smooth feeding and reliable function. Compatible...
    HKP-21830
    $7.95
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  • New - H&K HK21 Cocking Lever Support - HKP-21821 HK21 Cocking Lever Support
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    HK21 Cocking Lever Support

    H&K Heckler & Koch

    $83.95
    H&K HK21 Cocking Lever Support Authentic HK production cocking lever support for the HK21/A1. This NOS part hails directly from Germany, ensuring the quality and precision of original HK components. Compatible With: HK21 HK21-A1
    HKP-21821
    $83.95
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