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 MR762/417 Charging Handle Latch Spring - HKP-16600
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    HK417, MR762 Charging Handle Latch Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR762/417 Charging Handle Latch Spring This is the charging handle release latch spring. Compatible With: HK MR762 HK 417
    HKP-16600
    $9.95
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    $9.95
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  • New - H&K HK 45/45C Ambidextrous Right Side Control Lever - Black - HKP-02710
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    HK45, HK45 Compact Ambidextrous Right Side Control Lever

    H&K Heckler & Koch

    $19.95
    New Genuine HK HK45 & HK45C Ambidextrous Right Side Control Lever This is a replacement right-side lever for those who have the ambi control lever installed. Compatible With: HK 45 HK 45 Compact It can also be used on HK USP...
    HKP-02710
    $19.95
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  • New - H&K HK USP Series/45/45C V7 LEM Hammer Axle - HKP-01929
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    HK45, HK45 Compact, HK USP Series V7 LEM Hammer Axle

    H&K Heckler & Koch

    $49.95
    HK USP Series/45/45C V7 LEM Hammer Axle   Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Compact 45 HK USP Compact 40 HK USP Compact 9mm HK USP Compact 357 HK45 HK45 Compact
    HKP-01929
    $49.95
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  • Out Of Stock
    New - H&K HK G36/SL8 Extractor Rubber Pin - HKP-02162

    HK G36, SL8 Extractor Rubber Pin

    H&K Heckler & Koch

    $0.00
    Heckler and Koch HK G36 and HK SL8 Extractor Rubber Pin
    HKP-02162
    $0.00
    Out Of Stock
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  • New - H&K SL8 (5.56/.223) Catch - HKP-16349 HK USC, SL8 Locking Lever Catch
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    HK USC, SL8 Locking Lever Catch

    H&K Heckler & Koch

    $7.95
    H&K SL8 (5.56/.223) Catch
    HKP-16349
    $7.95
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  • Out Of Stock
    New - H&K UMP (.40 S&W) Magazine Locking Plate - HKP-16340 HK UMP Magazine Locking Plate - .40 S&W

    HK UMP Magazine Locking Plate - .40 S&W

    H&K Heckler & Koch

    $9.95
    H&K UMP (.40 S&W) Magazine Locking Plate German HK.
    HKP-16340
    $9.95
    Out Of Stock
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  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) Cocking Lever Axle Pin - HKP-01060 HK33, HK53, HK93 Cocking Lever Axle Pin

    HK33, HK53, HK93 Cocking Lever Axle Pin

    H&K Heckler & Koch

    $0.00
    New HK German 93, 33, & 53 Cocking Handle Axle Pin This is a new HK factory part made for the .223 HK rifle for the HK93/33/53, not surplus or a cut-down .308 part, as others offer. This part is the axle pin that holds the cocking handle in place on...
    HKP-01060
    $0.00
    Out Of Stock
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    $0.00
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  • On Sale
    HK90 Series Cocking Tube End Cap - Aluminum - USED HK90 Series Cocking Tube End Cap - Aluminum - USED
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    HK90 Series Cocking Tube End Cap - Aluminum - USED

    HKP HK Parts

    Now: $7.95
    Was: $12.95
    HK Cocking Tube End Cap - Aluminum - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Made from weight-saving aircraft-grade aluminum alloy. US-made. Compatible With: All 90 series HK firearms and...
    HKP-02806-USED
    Now: $7.95
    Was: $12.95
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  • Out Of Stock
    HK MP5 Safety Select Catch Lever Sleeve H&K Heckler & Koch HKP-22337 HK MP5 Safety Select Catch Lever Sleeve H&K Heckler & Koch HKP-22337

    HK MP5 Safety Select Catch Lever Sleeve - Ambi

    H&K Heckler & Koch

    $12.95
    HK MP5 Safety Select Catch Lever Sleeve - Ambidextrous Trigger Packs Factory replacement sleeve for the safety selector catch lever. Compatible With the Following Ambidextrous Trigger Packs: HK MP5/MP5K HK91/G3 HK93/53/33 HK23/21/11 ***Not compatible...
    HKP-22337
    $12.95
    Out Of Stock
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    $12.95
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  • On Sale
    New - MKE -4 Roller for Bolt Head 7.96mm - Under-sized - HKP-22238 MKE -4 Roller for Bolt Head 7.96mm - Under-sized MKE HKP-22238
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    HK 90 Series Locking Roller for Bolt Head - 7.96mm

    MKE

    Now: $22.95
    Was: $28.95
    MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...
    HKP-22238
    Now: $22.95
    Was: $28.95
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    Now: $22.95
    Was: $28.95
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  • New - H&K CC9 Slide Release Pin - HKP-22121
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    HK CC9 Slide Release Pin

    H&K Heckler & Koch

    $5.95
    H&K CC9 Slide Release Pin Genuine H&K CC9 slide release pin secures the slide release lever to the frame. Compatible With: HK CC9  
    HKP-22121
    $5.95
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  • New - H&K CC9 Sear - HKP-22116
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    HK CC9 Sear

    H&K Heckler & Koch

    $19.95
    H&K CC9 Sear Made in Germany, this sear for the CC9 pistol engages and releases the hammer during the firing cycle. Compatible With: HK CC9  
    HKP-22116
    $19.95
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    $19.95
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