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 - HKP HK VP9, HK VP9SK, HK VP40 Enhanced Slide Cap w/ Firing Pin Window - Titanium - HKP-17943 HK VP9, VP9SK, VP40 Enhanced Slide Cap - Firing Pin Window - Titanium

    HK VP9, VP9SK, VP40 Enhanced Slide Cap - Firing Pin Window - Titanium

    HKP HK Parts

    $59.95
    Enhanced Slide Plate Cover VP9, VP9SK & VP40 - Titanium With Firing Pin Viewing Window Enhanced HK VP9, VP40 Titanium slide plate in natural titanium alloy. The "enhanced" slide plate cover includes the firing pin viewing window. The enhanced slide...
    HKP-17943
    $59.95
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  • New - H&K HK VP9SK Grip Panel Left Side - Large - FDE - HKP-18959 HK VP9SK Grip Panel Left Side - Large - FDE
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    HK VP9SK Grip Panel Left Side - Large - FDE

    H&K Heckler & Koch

    $19.95
    H&K HK VP9SK Grip Panel Left Side - Large - FDE New HK German manufactured. Left side large size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK
    HKP-18959
    $19.95
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  • New - H&K HK VP9/VP9SK, HK VP40 Incomplete Trigger - Black - HKP-16777 HK VP9, VP9SK, VP40 Trigger - Incomplete
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    HK VP9, VP9SK, VP40 Trigger - Incomplete

    H&K Heckler & Koch

    $16.95
    H&K HK VP9/VP9SK, HK VP40 Incomplete Trigger - Black
    HKP-16777
    $16.95
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  • HK417, MR762 Ejection Port Cover New - H&K HK MR762/417 Ejection Port Cover - HKP-16598
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    HK417, MR762 Ejection Port Cover

    H&K Heckler & Koch

    $42.95
    H&K HK MR762/417 Ejection Port Cover New HK German polymer .308 style MR762, HK 417 & G28 firearms. Compatible With: HK MR762 HK 417 HK G28 Other HK Spec .308 firearms
    HKP-16598-M
    $42.95
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  • New - HK G41 Firing Pin Spring - HKP-16060
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    HK G41 Firing Pin Spring

    H&K Heckler & Koch

    $9.95
    HK G41 Firing Pin Spring Compatible With: HK G41
    HKP-16060
    $9.95
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  • New - H&K HK Mark 23 Hammer - HKP-01578
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    HK Mark 23 Hammer

    H&K Heckler & Koch

    $79.95
    HK Mark 23 Hammer Factory new hammer for the Mark 23 or SOCOM pistol.
    HKP-01578
    $79.95
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  • New - H&K HK P2000 Magazine Disconnect Lever Axle - HKP-16648
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    HK P2000 Magazine Disconnect Lever Axle

    H&K Heckler & Koch

    $5.95
    H&K HK P2000 Magazine Disconnect Lever Axle
    HKP-16648
    $5.95
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  • New - H&K HK USP Old Style Complete Sear - HKP-16991 HK USP Old Style Complete Sear
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    HK USP Old Style Complete Sear

    H&K Heckler & Koch

    $59.95
    H&K HK USP Old Style Complete Sear This sear is specific to the USP 9mm-Old Style.
    HKP-16991
    $59.95
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  • New - H&K HK USP/USPC Complete Mag Lockout Device - HKP-16397 HK USP, USP Compact Complete Mag Lockout Device
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    HK USP, USP Compact Complete Mag Lockout Device

    H&K Heckler & Koch

    $19.95
    H&K HK USP/USPC Complete Mag Lockout Device Easily installs and replaces the existing lanyard to the newer style lock out upgrade for the magazine lockout. Used to comply with certain state's laws and for added safety in some conditions and...
    HKP-16397
    $19.95
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    New - H&K HK USP/USPC Old Style Hammer - HKP-02766 HK USP, USP Compact Old Style Hammer

    HK USP, USP Compact Old Style Hammer

    H&K Heckler & Koch

    $0.00
    HK USP & USPC Variants 1-4, 9, & 10 Old Style Hammer Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W & .357 HK USP Compact .45 ACP Any USP pre-1995 with the old-style sear...
    HKP-02766
    $0.00
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    New - H&K 21E/PSG1/MSG90 (7.62x51/.308) & (5.56/.223) Factory Extractor - HKP-00250 HK21, PSG1, MSG90 Extractor - Factory - 7.62x51 / .308, 5.56 / .223

    HK21, PSG1, MSG90 Extractor - Factory - 7.62x51 / .308, 5.56 / .223

    H&K Heckler & Koch

    $129.95
    HK21E, 11E, PSG1, MSG90 Factory German HK Extractor
    HKP-00250
    $129.95
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    $129.95
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