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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  • Used - H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel - HKP-17390 HK91, G3 20 Round Magazines - Shooter Value - 36 Pack - Steel
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    HK91, G3 20 Round Magazines - Shooter Value - 36 Pack - Steel

    H&K Heckler & Koch

    $349.95
    HK 91, G3, PTR Shooter Pack - 36 Quantity 20 Round Magazines  All STEEL MAGS - RARE!!! For all those shooters or collectors out there this is the deal for you. For a limited time or while supplies last we have a case of 3 dozen shooter grade all...
    HKP-17390
    $349.95
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  • Used - H&K 91/G3 A3 Retractable Stock - Used Good - HKP-18067 HK91, G3 A3 Retractable Buttstock - Used Good
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    HK91, G3 A3 Retractable Buttstock - Used Good

    H&K Heckler & Koch

    $799.95
    HK Heckler and Koch A3 Retractable Stock for HK G3 and HK91 in Excellent Condition Used HK German A3 retractable buttstocks pulled from German G3 rifles. All come in working order with various degrees of use but 100% operational. These range from Good to...
    HKP-18067
    $799.95
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  • New - H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb - HKP-17590 HK33, HK53, HK93 Match Trigger Pack With Enhanced Trigger - 4.5lb
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    HK33, HK53, HK93 Match Trigger Pack With Enhanced Trigger - 4.5lb

    H&K Heckler & Koch

    $474.95
    H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb HK German SEMI HK 93 .223 & 5.56 trigger pack complete with custom trigger conversion to a light target trigger & ultra-smooth 4.5-5.0 LB. pull Each trigger pack has...
    HKP-17590
    $474.95
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    $474.95
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  • New - H&K MP5, 94 Magazine Spring - 15 Round - HKP-00090
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    HK MP5, 94 Magazine Spring - 15 Round

    H&K Heckler & Koch

    $8.95
    HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.
    HKP-00090
    $8.95
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  • Out Of Stock
    Used - H&K MP5 A2 Stock - USED - HKP-00680

    HK MP5 A2 Fixed Buttstock - USED

    H&K Heckler & Koch

    $149.95
    H&K Heckler & Koch Used A2 Rear Buttstock for HK MP5 Factory German MP5 A2 buttstock in excellent condition, ready to drop in. These stocks feature authentic date codes for those seeking a classic touch. Don’t miss out. Only a limited...
    HKP-00680
    $149.95
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  • New - Ergo Tactical Grip For MR556/MR762-Dark Earth - HKP-17192 Ergo Tactical Grip For MR556/MR762-Dark Earth Ergo HKP-17192
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    HK416, MR556, HK417, MR762 Tactical Grip - Dark Earth

    Ergo

    $52.95
    Ergo Grip PSG1 Style Grip For MR556 & MR762- DARK EARTH 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,...
    HKP-17192
    $52.95
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  • On Sale
    HK91, G3, PTR Magazine - 20 Round - Steel - USED HK91, G3, PTR Magazine - 20 Round - Steel - USED
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    HK91, G3, PTR Magazine - 20 Round - Steel - USED

    Rheinmetall

    Now: $24.95
    Was: $34.95
    Rheinmetall HK91, G3, PTR Magazine - 20 Round - Steel - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DENTS AND PITTING USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. G3 steel mags were made for the...
    HKP-22495-USED
    Now: $24.95
    Was: $34.95
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  • New - H&K MR556 A4 13.4" Complete QD Handguard - Black - HKP-22184 HK MR556 A4 13.4" Complete QD Handguard
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    HK MR556 A4 13.4" Complete QD Handguard

    H&K Heckler & Koch

    $499.95
    H&K MR556 A4 13.4" Complete QD Handguard Genuine H&K MR556 A4 quick detach handguard has a Picatinny rail at 12 o’clock, M-LOK slots at 3, 6, and 9 o’clock, and two QD sling swivel cups for ambidextrous sling attachment. It provides...
    HKP-22184
    $499.95
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  • New - H&K G36K Handguard with Heat Shield - HKP-22010 HK G36K Handguard with Heat Shield
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    HK G36K Handguard with Heat Shield

    H&K Heckler & Koch

    $68.95
    H&K G36K Handguard with Heat Shield Lightweight and durable design for improved heat management and reliable performance.   Compatible With: G36K  
    HKP-22010
    $68.95
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  • Out Of Stock
    New - B&T Telescopic Stock End Cap - HKP-21721 B&T Telescopic Stock End Cap

    B&T Telescopic Stock End Cap

    B&T Brugger & Thomet

    $8.95
    B&T Telescopic Stock End Cap B&T replacement end cap for telescopic stocks.  Limits the extension of the stock to keep it from sliding out of the guides.
    HKP-21721
    $8.95
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  • HK G36, G36C, G36K Magwell HK G36, G36C, G36K Magwell
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    HK G36, G36C, G36K Magwell

    HKP HK Parts

    $49.95
    Magazine Well - Magwell FDE & RAL8K - HK G36 Allows use of all factory G36 and Magpul G36 magazines. This magwell fits all 30, 10, and 100 round magazines and drums. Compatible With: G36, G36K, G36C In-spec clones and custom builds
    HKP-19300-M
    $49.95
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  • New - Lee Sporting LS5 HK MP5 Complete Trigger Group Push Pin - HKP-20467 HK MP5 LS5 Trigger Group, Complete - Push Pin
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    HK MP5 LS5 Trigger Group, Complete - Push Pin

    Lee Sporting

    $549.95
    Lee Sporting LS5 Complete Trigger Group - MP5 Push Pin The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger group is...
    HKP-20467
    $549.95
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    $549.95
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