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, HK VP40 Backstrap - Small - Black - HKP-16814 HK VP9, HK VP40 Backstrap - Small - Black
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    HK VP9, HK VP40 Backstrap - Small - Black

    H&K Heckler & Koch

    $29.95
    H&K VP9, HK VP40 Backstrap - Small - Black New HK German manufacture. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 K
    $29.95
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  • New - H&K VP9/VP9SK, VP40 Catch Pressure Spring - HKP-16800
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    HK VP9/VP9SK, VP40 Sear Spring

    H&K Heckler & Koch

    $9.95
    H&K VP9/VP9SK, VP40 Catch Pressure Spring Compatible With: HK VP9 HK VP9SK HK VP9A1 F, VP9A1 K HK VP40
    $9.95
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    $9.95
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  • New - H&K Grip Screw - HKP-01725
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    HK MP5, SP89, HK91, HK93, HK94 Grip Screw

    H&K Heckler & Koch

    $8.95
    H&K Grip Screw New HK grip screw that is now out of production. Great for a spare. Compatible With: HK91 HK93 HK94 SP89
    $8.95
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    $8.95
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  • New - H&K HK G36, HK SL8 Ambidextrous Sling Pin - HKP-00619
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    HK G36, SL8 Ambidextrous Sling Pin

    H&K Heckler & Koch

    $49.95
    HK German G36/SL8 Ambidextrous Sling Pin This part replaces all of the HK SL8 or G36 push pins with a loop for the sling. This can be moved to attach a sling on either the left or right sides with ease.
    $49.95
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  • New - H&K -6 Roller For Bolt Head 7.94mm - Under-sized - HKP-00342 HK -6 Roller For Bolt Head 7.94mm - Under-sized
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    HK -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $27.95
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    $27.95
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  • New - H&K HK VP9/VP9SK, HK VP40 Complete Trigger Bar Form Spring - HKP-16781 HK VP9, VP9SK, VP40 Trigger Bar Spring - Complete
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    HK VP9, VP9SK, VP40 Trigger Bar Spring - Complete

    H&K Heckler & Koch

    $51.95
    H&K HK VP9/VP9SK, HK VP40 Complete Trigger Bar Form Spring Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40
    $51.95
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    $51.95
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  • New - H&K HK Mark 23 Ejector Roll Pin - HKP-01816
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    HK Mark 23 Ejector Roll Pin

    H&K Heckler & Koch

    $6.95
    HK Mark 23 Ejector Roll Pin The Mark 23 has been discontinued, and spare parts will become limited in time, so stock up now while we have these hard-to-find parts available.
    $6.95
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  • Out Of Stock
    New - H&K Burst Eccentric Bushing - HKP-02647 HK Burst Eccentric Bushing

    HK Burst Eccentric Bushing

    H&K Heckler & Koch

    $54.95
    HK Burst Eccentric Bushing HK German factory part is found in all HK burst trigger packs. This part is in between the hammer shank hole and the inside of the trigger box hammer axle spacer. This part is one of the most common wear...
    $54.95
    Out Of Stock
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  • New - H&K HK P30SK/P2000SK Hammer Spring - HKP-02598
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    HK P30SK, P2000SK Hammer Spring

    H&K Heckler & Koch

    $9.95
    HK German Hammer Spring  This spring is used with LEM and all standard models. Compatible With: P2000SK P30SK   
    $9.95
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  • Out Of Stock
    New - H&K HK USP/45/45C Trigger Bar Detent - HKP-01922

    HK45, HK45 Compact, USP Trigger Bar Detent

    H&K Heckler & Koch

    $5.95
    Trigger Bar Detent Compatible With: HK45, HK45 Tactical HK45C, HK45C Tactical HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45 ACP All USP Tactical, Elite & Expert...
    $5.95
    Out Of Stock
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  • New - HK 416/417 Buffer Retainer - HKP-20040
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    HK 416, MR566, HK417 MR762 Buffer Retainer

    HK HAUS

    $9.95
    HK 416/417 Buffer Retainer New HK USA manufacture for the HK 416 / 417  family of firearms. Made from stainless steel.
    $9.95
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  • New - H&K HK P7M8/P7M13 Detent, Piston - HKP-16327
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    HK P7M8, P7M13 Detent - Gas Piston

    H&K Heckler & Koch

    $9.95
    H&K HK P7M8/P7M13 Detent, Piston Compatible With: P7M8 P7M13
    $9.95
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