Small Parts

Small Parts

Explore our extensive selection of HK small parts at HKParts, perfect for repairs, upgrades, and custom builds. Our inventory includes high-quality, precision-machined replacement parts and maintenance kits designed for a wide range of HK models. Whether you need push pins, springs, or custom components, our HK-specific small parts ensure optimal performance and durability for your firearm.

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  • New - H&K VP9/SK & VP40 Insert Housing w/ Ejector - HKP-16804 HK VP Series Trigger Housing with Ejector
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    HK VP Series Trigger Housing with Ejector

    H&K Heckler & Koch

    $49.95
    H&K VP9/SK & VP40 Insert Housing w/ Ejector Insert housing with ejector for HK VP9 & VP40. Compatible With: HK VP9 HK VP9SK HK VP9A1 F, VP9A1 K HK VP40
    HKP-16804
    $49.95
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  • New - H&K HK Mark 23 Hammer Spring - HKP-01587
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    HK Mark 23 Hammer Spring

    H&K Heckler & Koch

    $10.95
    HK Mark 23 Hammer Spring
    HKP-01587
    $10.95
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    $10.95
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  • New - HK P Series Hammer Axle - HKP-01797 HK P Series Hammer Axle
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    HK P Series Hammer Axle

    H&K Heckler & Koch

    $51.95
    HK P Series Hammer Axle Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P2000 HK P2000SK HK P30 HK P30L HK P30SK
    HKP-01797
    $51.95
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  • New - H&K HK USPC Lanyard Loop Insert Pin - HKP-01253
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    HK USP Compact Lanyard Loop Insert Pin

    H&K Heckler & Koch

    $19.95
    H&K HK USPC Lanyard Loop Insert Pin Compatible With: HK USP Compact 9mm HK USP Compact .40 HK USP Compact .357 HK USP Compact .45 HK USP Compact Tactical
    HKP-01253
    $19.95
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  • New - H&K 23E/13E/G43 (7.62x51/.308) & (5.56/.223) Extractor - HKP-00818 HK23E, HK13E, G43 Extractor - 7.62x51 / .308, 5.56 / .223
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    HK23E, HK13E, G43 Extractor - 7.62x51 / .308, 5.56 / .223

    H&K Heckler & Koch

    $119.95
    HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13E
    HKP-00818
    $119.95
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  • Out Of Stock
    New - Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots - HKP-17594 MLOK LINK Rail Section - 7 Slots - QD

    MLOK LINK Rail Section - 7 Slots - QD

    Strike Industries

    $25.95
    Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution, a dual interface design compatible with both M-LOK and Key-Mod,...
    HKP-17594
    $25.95
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    $25.95
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  • New - H&K 90 Series Hammer Spring Bushing For Burst Trigger Packs - HKP-02398 HK MP5, HK90 Series Hammer Spring Bushing - Burst
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    HK MP5, HK90 Series Hammer Spring Bushing - Burst

    H&K Heckler & Koch

    $19.99
    90 Series Hammer Spring Bushing For Burst Trigger Packs This part will fit both two and three-round burst trigger packs. 
    HKP-02398
    $19.99
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  • HK91, G3 Magazine Release Set, Complete - USED HK91, G3 Magazine Release Set, Complete - USED
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    HK91, G3 Magazine Release Set, Complete - USED

    H&K Heckler & Koch

    $24.95
    Heckler and Koch Magazine Release Set (Left to Right) for HK91 and G3 This HK German manufactured, used magazine release set for HK .308 pattern rifles consists of 6 pieces. Complete left-to-right mag catch assembly with both push-button and paddle...
    HKP-22466
    $24.95
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  • New - H&K CC9 Slide Cover Plate - HKP-22135
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    HK CC9 Slide Cover Plate

    H&K Heckler & Koch

    $9.95
    H&K CC9 Slide Cover Plate Made in Germany by H&K, the slide cover plate for the CC9 pistol retains the firing pin assembly within the slide. Compatible With: HK CC9  
    HKP-22135
    $9.95
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  • New - H&K CC9 Magazine Catch - HKP-22106
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    HK CC9 Magazine Catch

    H&K Heckler & Koch

    $16.95
    Heckler and Koch Magazine Catch HK CC9   Genuine HK magazine catch for the CC9 pistol engages and locks the magazine in place while allowing for the quick release during reloads. Compatible With: CC9  
    HKP-22106
    $16.95
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  • New - H&K CC9 Disassembly Lever - HKP-22105 HK CC9 Disassembly Lever - Takedown Lever
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    HK CC9 Disassembly Lever - Takedown Lever

    H&K Heckler & Koch

    $19.95
    H&K CC9 Disassembly Lever Made in Germany, this CC9 disassembly lever allows removal of the slide assembly from the frame for maintenance and cleaning. Compatible With: HK CC9
    HKP-22105
    $19.95
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  • New - H&K HK P7M10/P7M13 Slide Removal Button, Retaining Catch - HKP-15432 HK P7M10, P7M13 Slide Removal Button, Retaining Catch
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    HK P7M10, P7M13 Slide Removal Button, Retaining Catch

    H&K Heckler & Koch

    $29.95
    H&K HK P7M10/P7M13 Slide Removal Button, Retaining Catch Brand new HK German manufacture. No longer in production. These are the last units that HK made. Last call!
    HKP-15432
    $29.95
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