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 - Detent Plate For HK45, HK45C Variant 1, 2 - HKP-01807 HK45, HK45C Detent Plate for Variant 1, 2
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    HK45, HK45C Detent Plate for Variant 1, 2

    H&K Heckler & Koch

    $14.50
    Detent Plate For HK45, HK45C Variant 1, 2 Compatible With: HK45 HK45 Compact
    HKP-01807
    $14.50
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  • New - H&K HK P30 Recoil Rod Compression Spring - HKP-16653
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    HK P30 Recoil Rod Compression Spring

    H&K Heckler & Koch

    $7.95
    H&K HK P30 Recoil Rod Compression Spring
    HKP-16653
    $7.95
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  • Out Of Stock
    New - H&K HK USP Hammer Rebound Spring - HKP-16678

    HK USP Hammer Spring

    H&K Heckler & Koch

    $7.95
    H&K HK USP Hammer Rebound Spring For use on DAO only NOT LEM hammers for the following pistols. Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45...
    HKP-16678
    $7.95
    Out Of Stock
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  • New - H&K HK 417/MR556/416/MR776 Pin Look Index - HKP-02639
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    HK416, HK417, MR556, MR762 Pin Look Index

    H&K Heckler & Koch

    $6.95
    H&K HK 417/MR556/416/MR776 Pin Look Index   Compatible With: HK MR556 HK 417 HK MR556  
    HKP-02639
    $6.95
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    $6.95
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  • Out Of Stock
    HK VP9 Match Firing Pin Complete H&K Heckler & Koch HKP-22320 HK VP9 Match Firing Pin Complete H&K Heckler & Koch HKP-22320

    HK VP9 Match Firing Pin - Complete

    H&K Heckler & Koch

    $69.95
    Heckler and Koch Complete Firing Pin for your VP9 Match Complete firing pin assembly including firing pin, sleeve, spring, and shell spring washers. Compatible With: HK VP9 Match HK VP9 HK HK VP9L HK VP9SK
    HKP-22320
    $69.95
    Out Of Stock
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    $69.95
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  • New - H&K HK USP Hammer, Hammer Strut Roll Pin - HKP-02268
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    HK USP Hammer, Hammer Strut Roll Pin

    H&K Heckler & Koch

    $5.95
    HK USP Hammer, Hammer Strut Roll Pin This pin installs in the hammer and makes contact with the hammer strut.
    HKP-02268
    $5.95
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  • New - H&K HK USP/45/P2000 Sear Axle - HKP-01251
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    HK45, USP, P2000 Sear Axle

    H&K Heckler & Koch

    $13.95
    Sear Axle Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45 ACP HK USP Compact LEM HK45 HK45 Compact HK P2000 9mm HK P2000 .40 S&W HK P2000 .357...
    HKP-01251
    $13.95
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  • On Sale
    New - B&T Bolt or Suppressor Pouch - Small - Velcro Mount - HKP-21886 Bolt or Suppressor Pouch - Small - Velcro Mount
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    Bolt or Suppressor Pouch - Small - Velcro Mount

    B&T Brugger & Thomet

    Now: $9.95
    Was: $19.95
    B&T Bolt or Suppressor Pouch - Small - Velcro Mount The B&T Bolt Pouch is a Velcro attaching pouch to securely hold and protect your .308 bolt during transport and field operations. Designed for the B&T APR338 bolt but will fit other,...
    HKP-21886
    Now: $9.95
    Was: $19.95
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    Now: $9.95
    Was: $19.95
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  • New - H&K HK Mark 23 Hammer Strut Spring - HKP-01581
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    HK Mark 23 Hammer Strut Spring

    H&K Heckler & Koch

    $8.95
    HK Mark 23 Hammer Strut Spring
    HKP-01581
    $8.95
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    $8.95
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  • Out Of Stock
    New - H&K MP5 40/10 +2 Roller - HKP-00334 HK MP5 Locking Roller +2 - .40 S&W, 10mm

    HK MP5 Locking Roller +2 - .40 S&W, 10mm

    H&K Heckler & Koch

    $19.99
    H&K Heckler and Koch +2 Roller for HK MP5 40,10  New HK German MP5 40,10 +2 roller. Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production.  Please Note: The price...
    HKP-00334
    $19.99
    Out Of Stock
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    $19.99
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  • New - H&K CC9 Magazine Release & Chassis Pin - HKP-22112
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    HK CC9 Magazine Release and Chassis Pin

    H&K Heckler & Koch

    $5.95
    Heckler and Koch Magazine Release and Chassis Pin for HK CC9   Made by HK, this authentic pin for the HK CC9 secures magazine release and chassis components within the frame.   Compatible With: CC9  
    HKP-22112
    $5.95
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  • Out Of Stock
    New - HKP HK UMP Stock Block - B Push Pin - HKP-21249 HK UMP Stock Block B Push Pin

    HK UMP Stock Block B Push Pin

    HKP HK Parts

    $34.95
    Stock Block B Sling Pin With Loop washer & Quick Pull Pin for UMP/USC (.40 S&W/ .45 ACP/9mm)   
    HKP-21249
    $34.95
    Out Of Stock
    Qty in Cart: 0
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    $34.95
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