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 HK Mark 23 Sear - HKP-01780 HK Mark 23 Sear
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    HK Mark 23 Sear

    H&K Heckler & Koch

    $94.95
    HK Mark 23 Sear   Factory HK replacement sear for the Mark 23 pistol.  
    HKP-01780
    $94.95
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  • New - H&K HK P30/P30S Recoil Spring Guide Rod - HKP-02247 HK P30, P30S Recoil Spring Guide Rod
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    HK P30, P30S Recoil Spring Guide Rod

    H&K Heckler & Koch

    $49.95
    HK P30 & P30S Recoil Spring Guide Rod This is the guide rod portion of the recoil spring assembly. The rod is the only part included with no spring or rings.
    HKP-02247
    $49.95
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    New - Heckler and Koch HK VP40, USPC 9mm/.40 S&W Extractor - HKP-01130 HK VP40, USP Compact 9mm, .40 S&W Extractor
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    HK VP40, USP Compact 9mm, .40 S&W Extractor

    H&K Heckler & Koch

    $42.95
    Heckler and Koch HK VP40, HK USPC 9mm, .40 S&W Extractor New HK German factory OEM part. Compatible With:
    HKP-01130
    $42.95
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  • HK91, G3 Extractor - MKE HK91, G3 Extractor - MKE
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    HK91, G3 Extractor - MKE

    MKE

    $9.95
    MKE HK91, G3, PTR Extractor   Turkish .308 extractor for HK G3, HK91, PTR, and other G3-pattern rifles. Genuine MKE replacement extractor manufactured from steel for replacing worn, damaged, or...
    HKP-22883
    $9.95
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  • HK VP9CC Grooved Pin For Ejector
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    HK VP9CC Grooved Pin For Ejector

    H&K Heckler & Koch

    $5.95
    HK VP9CC Grooved Pin For Ejector Factory HK grooved pin for the ejector assembly in HK VP9CC pistol. Compatible With: VP9CC
    HKP-22754
    $5.95
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  • HK VP9CC Pressure Spring For Slide Release
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    HK VP9CC Pressure Spring For Slide Release

    H&K Heckler & Koch

    $5.95
    HK VP9CC Spring for Slide Release Spring for the slide release for HK VP9CC pistol. Compatible With: VP9CC
    HKP-22747
    $5.95
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  • New - H&K MP7 Lock Washer - HKP-21978
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    HK MP7 Lock Washer

    H&K Heckler & Koch

    $4.95
    H&K MP7 Lock Washer Factory lock washer for the MP7 platform.  Specifications: Inside diameter: 4.10mm Outside diameter: 7.75mm<
    HKP-21978
    $4.95
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  • New - H&K 21E/23E Left Receiver Reinforcement Rail Weldment - HKP-21907 HK21E, HK23E Left Receiver Reinforcement Rail Weldment
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    HK21E, HK23E Left Receiver Reinforcement Rail Weldment

    H&K Heckler & Koch

    $14.95
    H&K 21E/23E Left Receiver Reinforcement Rail Weldment Genuine German-made weldment for left-side receiver reinforcement rail. Precision-machined using the correct steel and milling for you HK21E or...
    HKP-21907
    $14.95
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    New - H&K USP40 Expert Clamping Sleeve - HKP-02160
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    HK USP40 Expert Clamping Sleeve

    H&K Heckler & Koch

    $9.95
    H&K USP40 Expert Clamping Sleeve
    HKP-02160
    $9.95
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  • New - H&K HK Mark 23 Recoil Spring Washer - HKP-16640
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    HK Mark 23 Recoil Spring Washer

    H&K Heckler & Koch

    $9.95
    H&K HK Mark 23 Recoil Spring Washer New HK German Mark 23, SOCOM Recoil Spring Washer for Recoil Assembly.
    HKP-16640
    $9.95
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