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 G36 (5.56/.223) Catch Axle - HKP-01872
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    HK G36 Catch Axle

    H&K Heckler & Koch

    $7.95
    HK G36 Catch Axle For All Lowers  
    HKP-01872
    $7.95
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  • New - H&K G36/SL8 (5.56/.223) Bolt Catch Spring - HKP-01861
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    HK G36, SL8 Bolt Catch Spring

    H&K Heckler & Koch

    $9.95
    HK German G36 & SL8 Bolt Catch Spring  
    HKP-01861
    $9.95
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    $9.95
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  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch - HKP-01897
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    HK UMP, USC Bolt Catch

    H&K Heckler & Koch

    $36.95
    HK UMP & USC Bolt Catch  New HK German lower. Compatible With: HK UMP HK USC
    HKP-01897
    $36.95
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  • New - H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Anti-Rattle Mag Release - HKP-01126 HK33, HK53, HK93, HK91, G3 Anti-Rattle Mag Release
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    HK33, HK53, HK93, HK91, G3 Anti-Rattle Mag Release

    H&K Heckler & Koch

    $64.95
    HK German Anti Rattle Paddle Magazine Release This item is a new H&K genuine part not used or surplus for installation on all HK .223 & .308 HK Rrifles. This is the highly desired anti-rattle-style paddle mag release. Compatible With: HK 91 HK...
    HKP-01126
    $64.95
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    New - H&K 93/53/33 (5.56/.223) Magazine Catch - Latest Design - HKP-01059

    HK33, HK53, HK93 Magazine Catch - Latest Design

    H&K Heckler & Koch

    $49.95
    Heckler and Koch German Factory Magazine Catch for HK33, HK53, HK93 New HK German 93,33,53 mag catch for magazine release.  Compatible With: HK93 HK33 HK53 HK33K Clone or other custom builds
    HKP-01059
    $49.95
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  • Out Of Stock
    New - H&K CC9 Magazine Release & Chassis Pin - HKP-22112

    HK CC9 Magazine Release & Chassis Pin

    H&K Heckler & Koch

    $5.95
    H&K CC9 Magazine Release & Chassis Pin   Made by H&K, this authentic pin for the CC9 secures magazine release and chassis components within the frame.   Compatible With: HK CC9  
    HKP-22112
    $5.95
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    $5.95
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  • New - H&K HK MR762/417 Cartridge Extractor - HKP-16842
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    HK417, MR762 Cartridge Extractor

    H&K Heckler & Koch

    $94.95
    H&K HK MR762/417 Cartridge Extractor   Compatible With: HK MR762 HK 417
    HKP-16842
    $94.95
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  • New - H&K HK 45/45C Extractor - HKP-01298
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    HK45, HK45 Compact Extractor

    H&K Heckler & Koch

    $49.95
    German HK45 & HK45C Extractor - New A great spare and replacement part to have. Compatible With: HK45 Tactical HK45 HK45 Compact Tactical HK45 Compact
    HKP-01298
    $49.95
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  • New - H&K HK P Series Disconnector - HKP-01794 HK P Series Disconnector
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    HK P Series Disconnector

    H&K Heckler & Koch

    $6.95
    HK P Series Disconnector Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P30  HK P30L HK P2000 HK P2000SK
    HKP-01794
    $6.95
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  • New - H&K HK P Series Control Latch - HKP-01957
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    HK P Series Control Latch

    H&K Heckler & Koch

    $19.95
    HK P Series Control Latch Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SK Please Note: This is the correct part for the CDA V4.1 Trigger found in Europe.
    HKP-01957
    $19.95
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  • New - H&K HK USP Control Decock Only V4 Safety Lever - HKP-01417
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    HK USP Control Decock Only V4 Safety Lever

    H&K Heckler & Koch

    $44.95
    H&K HK USP Control Decock Only V4 Safety Lever Lever for left-handers to have the de-cocker (no safety) function. The control lever fits on the right side of the frame. Compatible With: HK USP 9mm HK USP 40 S&W HK USP 45 ACP  
    HKP-01417
    $44.95
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  • New - H&K HK USP/USPC/45/45C LEM Hammer - HKP-02705 HK45, HK45 Compact, USP, USP Compact LEM Hammer
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    HK45, HK45 Compact, USP, USP Compact LEM Hammer

    H&K Heckler & Koch

    $75.95
    Heckler and Koch HK USP, USP Compact, HK45, HK45 Compact LEM Hammer LEM (Law Enforcement Modification) hammer designed for compatible HK hammer-fired pistol platforms. Intended for use in LEM trigger configurations and suitable for maintenance,...
    HKP-02705
    $75.95
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