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 - HK G41 Firing Pin - HKP-02050
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    HK G41 Firing Pin

    H&K Heckler & Koch

    $24.95
    HK G41 Firing Pin
    HKP-02050
    $24.95
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    $24.95
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  • New - H&K HK Mark 23 Locking Bolt - HKP-01625
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    HK Mark 23 Locking Bolt

    H&K Heckler & Koch

    $10.95
    HK Mark 23 Locking Bolt
    HKP-01625
    $10.95
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    $10.95
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  • New - H&K HK P30S Left Safety Lever - HKP-16758 HK P30S Left Safety Lever
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    HK P30S Left Safety Lever

    H&K Heckler & Koch

    $19.95
    H&K HK P30S Left Safety Lever
    HKP-16758
    $19.95
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    $19.95
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  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Hammer Spring - Right - HKP-01892
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    HK UMP, USC Hammer Spring - Right

    H&K Heckler & Koch

    $14.95
    HK UMP & USC Right Side Hammer Spring For Lowers
    HKP-01892
    $14.95
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  • Out Of Stock
    New - H&K 21 (7.62x51/.308) Countersunk Screw - 6x12MM - HKP-16424

    HK21 Countersunk Screw - 6x12mm

    H&K Heckler & Koch

    $4.95
    HK 21 Countersunk Screw - 6x12MM
    HKP-16424
    $4.95
    Out Of Stock
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    $4.95
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  • Out Of Stock
    New - H&K MP5K/SP89 9mm Recoil Guide Rod Stripped - HKP-01693

    HK MP5K, SP89 Recoil Guide Rod - Stripped

    H&K Heckler & Koch

    $14.95
    New HK German MP5K, SP89 Recoil Guide Rod Bar Incomplete Recoil spring rod stripped. Compatible with all MP5K & SP89 recoil springs.
    HKP-01693
    $14.95
    Out Of Stock
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    $14.95
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  • On Sale
    New - H&K MP5 40/10 Standard 8mm Roller - BLEMISHED - HKP-00338-B HK MP5 Roller Standard 8mm - .40 S&W, 10mm - BLEMISHED
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    HK MP5 Roller Standard 8mm - .40 S&W, 10mm - BLEMISHED

    H&K Heckler & Koch

    Now: $12.95
    Was: $20.95
    H&K MP5 40/10 Standard 8mm Roller - BLEMISHED MEASURED 8.00mm ROLLER MARKED INCORRECTLY. PACKAGING MAY NOT REFLECT PRODUCT. CONDTION MAY VARY. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...
    HKP-00338-B
    Now: $12.95
    Was: $20.95
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    Now: $12.95
    Was: $20.95
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  • New - H&K CC9 Trigger Pin - HKP-22123
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    HK CC9 Trigger Pin

    H&K Heckler & Koch

    $5.95
    H&K CC9 Trigger Pin This genuine H&K CC9 trigger pin secures the trigger assembly within the frame. Compatible With: HK CC9  
    HKP-22123
    $5.95
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    $5.95
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  • New - H&K CC9 Sear Pin - HKP-22119
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    HK CC9 Sear Pin

    H&K Heckler & Koch

    $5.95
    H&K CC9 Sear Pin Made in Germany by H&K, this sear pin for the CC9 pistol secures the sear within the fire control assembly. Compatible With: HK CC9  
    HKP-22119
    $5.95
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  • New - H&K P30S/P30SK Safety Lever Detent Pin - HKP-21988 HK P30S, P30SK Safety Lever Detent Pin
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    HK P30S, P30SK Safety Lever Detent Pin

    H&K Heckler & Koch

    $16.95
    H&K P30S/P30SK Safety Lever Detent Pin Detent pin for the manual safety mechanism on P30S and P30SK models. Compatible With: HK P30S HK P30SK
    HKP-21988
    $16.95
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    $16.95
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  • Used - H&K HK SL8-1 Complete Locking Lever - HKP-16375 HK SL8-1 Locking Lever - Complete
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    HK SL8-1 Locking Lever - Complete

    H&K Heckler & Koch

    $39.95
    H&K HK SL8-1 Complete Locking Lever Heckler & Koch USC & SL8-1 Complete Locking Lever is a top-tier, factory original component crafted from robust black polymer. This German-made part is specifically engineered for the HK SL8, USC, and UMP...
    HKP-16375
    $39.95
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    $39.95
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  • New - H&K VP9SK, VP40SK Backstrap - Small - FDE - HKP-18961 HK VP9SK, VP40SK Backstrap - Small - FDE
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    HK VP9SK, VP40SK Backstrap - Small - FDE

    H&K Heckler & Koch

    $23.95
    H&K VP9SK, VP40SK Backstrap - Small - FDE HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18961
    $23.95
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    $23.95
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