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
    Used - Zeiss/Eltro Fero Z-51 Night Vision Scope-Parts Grade - HKP-15655 Fero Z-51 Night Vision Scope - Parts Grade
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    Fero Z-51 Night Vision Scope - Parts Grade

    Zeiss / Eltro

    Now: $397.95
    Was: $499.95
    Zeiss/Eltro Fero Z-51 Night Vision Scope-Parts Grade Used in non-working condition -SOLD AS IS. Comes shipped in the original German Army transportation case. Good for spare parts, props, etc. These are the last remaining units available. Some parts may...
    HKP-15655
    Now: $397.95
    Was: $499.95
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    Now: $397.95
    Was: $499.95
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  • On Sale
    Used - H&K HK33A2 Parts Kit-Used - HKP-00783 H&K HK33A2 Parts Kit-Used H&K Heckler & Koch HKP-00783
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    HK33 A2 Parts Kit

    H&K Heckler & Koch

    Now: $2,897.95
    Was: $3,489.95
    HK33 A2 Parts Kit - Used Surplus (Receiver Not Included) Genuine German HK33 A2 parts kit professionally de-milled in accordance with BATF specifications. This kit does not include a receiver. These kits consist of German-manufactured HK components and...
    HKP-00783
    Now: $2,897.95
    Was: $3,489.95
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    Now: $2,897.95
    Was: $3,489.95
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  • On Sale
    HK MP5 Magazine Body ONLY - 30 Round - GUNSMITH SPECIAL HK MP5 Magazine Body ONLY - 30 Round - GUNSMITH SPECIAL
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    HK MP5 Magazine Body ONLY - 30 Round - GUNSMITH SPECIAL

    MKE

    Now: $24.95
    Was: $49.95
    HK MP5 Magazine Body ONLY - 30 Round - GUNSMITH SPECIAL VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DENTED AND WARPED MAGAZING BODY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...
    HKP-21184-GS
    Now: $24.95
    Was: $49.95
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    Now: $24.95
    Was: $49.95
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  • HK21 FMP Ultimate Build Kit- Matching Numbers - Complete RCM Barrel HK21 FMP Ultimate Build Kit- Matching Numbers - Complete RCM Barrel
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    HK21 FMP Ultimate Build Kit- Matching Numbers - Complete RCM Barrel

    FMP HK CONTRACT

    $3,748.95
    HK21 Complete Build Kit- Matching Numbers HK Parts brings you another exhaustive parts kit. Our numbers-matching Ultimate HK21 parts kit includes everything you need to resurrect an iconic classic and hit the range for belt-fed action. Kit includes...
    HKP-22539
    $3,748.95
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    $3,748.95
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  • Out Of Stock
    HK21 FMP Ultimate Build Kit - Matching Numbers - Complete MM Barrel HK21 FMP Complete Build Kit- Matching Numbers - MM Barrel HKP HK Parts HKP-21626-1

    HK21 FMP Ultimate Build Kit - Matching Numbers - Complete MM Barrel

    FMP HK CONTRACT

    $4,148.95
    HK21 Ultimate Build Kit- Matching Numbers with Michael's Machines Complete Barrel HK Parts brings you another exhaustive parts kit. Our numbers-matching Ultimate HK21 parts kit includes everything you need to resurrect an iconic classic and hit the range...
    HKP-22538
    $4,148.95
    Out Of Stock
    Qty in Cart: 0
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    $4,148.95
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  • HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare
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    HK91, G3 A2 Stock - Tan - Saudi Contract - Enhanced Heavy Buffer - Like New - Rare

    Other

    $274.95
    Rare Saudi Arabian Contract HK91, G3 A2 Stock with HKP Enhanced Heavy Buffer - Tan - Like New VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Original Saudi Arabian contract G3 A2 fixed stock in tan paired with the HKP enhanced heavy buffer for improved...
    HKP-99420
    $274.95
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    Qty in Cart: 0
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    $274.95
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  • HK MP5, AP5 Cocking Tube Support - Steel HK MP5, AP5 Cocking Tube Support - Steel
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    HK MP5, AP5 Cocking Tube Support - Steel

    MKE

    $69.95
    MP5 & HK94 All Steel Cocking Tube Support Each cocking tube support comes complete with the detent and spring installed. This part is the perfect upgrade from the cheap metal or plastic support found in clones.  Compatible With: HK MP5, HK94 HK...
    HKP-22505
    $69.95
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    $69.95
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  • On Sale
    HK SL8 Buttstock Cheek Riser Piece - BLEMISHED HK SL8 Buttstock Cheek Riser Piece - BLEMISHED
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    HK SL8 Buttstock Cheek Riser Piece - BLEMISHED

    H&K Heckler & Koch

    Now: $17.95
    Was: $34.95
    HK SL8 Stock Cheek Riser Piece - BLEMISHED   VARYING CONDITION SHOWN - SOLD INDIVIDUALLY   MISSING SPACER   COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES...
    HKP-01701-B
    Now: $17.95
    Was: $34.95
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    Now: $17.95
    Was: $34.95
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  • On Sale
    HK90 Series Cocking Tube End Cap - Aluminum - USED HK90 Series Cocking Tube End Cap - Aluminum - USED
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    HK90 Series Cocking Tube End Cap - Aluminum - USED

    HKP HK Parts

    Now: $7.95
    Was: $12.95
    HK Cocking Tube End Cap - Aluminum - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Made from weight-saving aircraft-grade aluminum alloy. US-made. Compatible With: All 90 series HK firearms and...
    HKP-02806-USED
    Now: $7.95
    Was: $12.95
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    Now: $7.95
    Was: $12.95
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  • WOOX Edge Stock - Walnut - Picatinny Mount WOOX Edge Stock - Walnut - Picatinny Mount
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    WOOX Edge Stock - Walnut - Picatinny Mount

    WOOX

    $228.95 - $298.95
    WOOX Edge Stock - Walnut The WOOX Edge Stock is a premium upgrade for rifles and SMGs featuring a 3 Picatinny stock interface. It blends a precision-machined aluminum body with an American walnut cheek riser for a clean profile, solid lockup, and a...
    HKP-22460-M
    $228.95 - $298.95
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    $228.95 - $298.95
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  • On Sale
    MKE AP5, MP5 Front Sight Tower - UNFINISHED - BLEMISHED MKE HKP-22220-B MKE AP5, MP5 Front Sight Tower - UNFINISHED - BLEMISHED MKE HKP-22220-B
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    HK MP5, AP5 Front Sight Tower - UNFINISHED - BLEMISHED

    MKE

    Now: $22.46
    Was: $49.95
    MKE AP5, MP5 Front Sight Tower - UNFINISHED - BLEMISHED SOLD INDIVIDUALLY - UNFINISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The front sight tower is a...
    HKP-22220-B
    Now: $22.46
    Was: $49.95
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    Now: $22.46
    Was: $49.95
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  • HK91, G3 JMK PRS Hybrid Stock - Walnut HK91, G3 JMK PRS Hybrid Stock - Walnut
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    HK91, G3 JMK PRS Hybrid Stock - Walnut

    JMK

    $387.95
    HK91, G3 JMK PRS Hybrid Stock - Walnut The JMK HK91 PRS hybrid wood stock comes fully assembled and ready for a quick and easy install. This custom hybrid stock is based on the Magpul PRS Lite design, with an old-school wood-stock look. The walnut part...
    HKP-22409
    $387.95
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    $387.95
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