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 P30/P30S 9mm Complete Recoil Assembly - HKP-01497
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    HK P30, P30S 9mm Complete Recoil Assembly

    H&K Heckler & Koch

    $89.95
    HK P30 & P30S 9mm Recoil Rod Assembly - Complete A genuine German Heckler & Koch part. Fresh springs help the pistol function as it was designed. Compatible With: P30 P30S    
    HKP-01497
    $89.95
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  • On Sale
    New - HK G36/SL8 Extractor - HKP-18882 HK G36, SL8 Extractor
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    HK G36, SL8 Extractor

    USA

    Now: $39.95
    Was: $67.95
    G36 & HK SL8 Extractor For Bolt Head Compatible With: All G36 variants SL8-1, SL8-6
    HKP-18882
    Now: $39.95
    Was: $67.95
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  • New - H&K G36/MP7 (4.6x30/5.56/.223) Firing Pin Bolt O-Ring - HKP-01858
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    HK MP7, G36 Bolt O-Ring - Firing Pin

    H&K Heckler & Koch

    $9.95
    HK G36 & MP7 Firing Pin - Bolt O-Ring   Compatible With: HK G36 HK MP7  
    HKP-01858
    $9.95
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  • Out Of Stock
    New - HK UMP/USC (.45 ACP) Extractor - HKP-02623 HK UMP/USC (.45 ACP) Extractor

    HK UMP/USC (.45 ACP) Extractor

    $39.95
    HK UMP & USC .45 Extractor Perfect for spares as they are prone to breakage and are a common wear item. Please Note: HK considers this a high wear and replacement item. Once removed from the carrier, the spring tension is compromised,...
    HKP-02623
    $39.95
    Out Of Stock
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    $39.95
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  • Out Of Stock
    New - HKP HK 93/53/33 (5.56/.223) Firing Pin - Stainless Steel - HKP-17798

    HK33, HK53, HK93 Firing Pin - Stainless Steel

    HKP HK Parts

    $24.95
    HKP HK 93/53/33 (5.56/.223) Firing Pin - Stainless Steel Specifications: Made in the USA Made from stainless steel Compatible With: HK 93/53/33
    HKP-17798
    $24.95
    Out Of Stock
    Qty in Cart: 0
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    $24.95
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  • Used - H&K A3 Retractable Stock Clamping Lever Spring - HKP-01089
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    HK A3 Buttstock Clamping Lever Spring - Retractable

    H&K Heckler & Koch

    $19.95
    HK German Retractable Stock Clamping Lever Spring For A3 Retractable Stocks This spring is the most common breakage/wear item in the internal workings of the A3 retractable stock.
    HKP-01089
    $19.95
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  • New - H&K HK45C Hammer Spring - HKP-01805
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    HK45 Compact Hammer Spring

    H&K Heckler & Koch

    $10.95
    Hammer Spring For HK45 Compact This part is shorter than the HK45 hammer spring and is used on the HK45C only.
    HKP-01805
    $10.95
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    $10.95
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  • New - HK P30/L Series Firing Pin - Black - HKP-02211
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    HK P30, P30L Firing Pin

    H&K Heckler & Koch

    $59.95
    Heckler and Koch Firing Pin for HK P30, P30L   German-made HK firing pin for the P30 and P30L. Steel construction, factory-spec, and designed for both 9mm and .40 S&W models. This is the correct OEM firing pin for restoring proper ignition...
    HKP-02211
    $59.95
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  • New - H&K P30/L/S Backstrap - Small - Black - HKP-01571 HK P30/L/S Backstrap - Small - Black
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    HK P30/L/S Backstrap - Small - Black

    H&K Heckler & Koch

    $29.95
    H&K P30/L/S Backstrap - Small - Black New HK German manufactured. Compatible With: P30 9mm and .40 cal P30L 9mm and .40 cal P30S 9mm and .40 cal
    HKP-01571
    $29.95
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  • New - HK G36/SL8/USC/UMP Rear Sight Screw - HKP-16382
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    HK G36, SL8, USC, UMP Rear Sight Screw

    H&K Heckler & Koch

    $19.95
    HK G36, SL8 & USC, UMP Rear Sight Screw Rear sight screw to retain HK G38/Sl8 & USC/UMP rear sights housings to the rear sight base. Compatible With: G36, SL8 USC, UMP
    HKP-16382
    $19.95
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  • Out Of Stock
    New - POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin - HKP-18264 HK MP5, HK94K, SP89 Firing Pin

    HK MP5, HK94K, SP89 Firing Pin

    POF

    $24.95
    HK Contract MP5, HK94 Firing Pin - POF Made from HK prints and tooling in the POF factory. The USA and German HK offering are a better offering with tighter tolerances and better materials. Compatible With: MP5 HK94 MP5K SP89 SP5K All 9mm, 40/10mm...
    HKP-18264
    $24.95
    Out Of Stock
    Qty in Cart: 0
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    $24.95
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  • Out Of Stock
    New - H&K Burst Roller Type Trip Lever - Latest Style - HKP-01846 HK Burst Roller Type Trip Lever - Latest Style

    HK Burst Roller Type Trip Lever - Latest Style

    H&K Heckler & Koch

    $99.95
    H&K Burst Roller Type Trip Lever - Latest Style Compatible With: 0,1,3,F 0,1,2,F 0,1,3 0,1,2
    HKP-01846
    $99.95
    Out Of Stock
    Qty in Cart: 0
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    $99.95
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