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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  • On Sale
    New - H&K HK MR556/416 Bolt Head Cam Pin - HKP-02539
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    HK416, MR556 Bolt Head Cam Pin

    H&K Heckler & Koch

    Now: $28.75
    Was: $31.95
    H&K HK MR556/416 Bolt Head Cam Pin New factory HK German manufactured cam pin for bolt group. A common wear and replacement item.  Compatible With: HK 416 HK MR556 HK M27 HK 416 A5
    Now: $28.75
    Was: $31.95
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    Now: $28.75
    Was: $31.95
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  • On Sale
    New - H&K VP9/VP9SK, HK VP40 Firing Pin w/ Striker - HKP-16833 HK VP9, VP9SK, VP40 Firing Pin with Striker
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    HK VP9, VP9SK, VP40 Firing Pin with Striker

    H&K Heckler & Koch

    Now: $53.96
    Was: $59.95
    H&K VP9/VP9SK, HK VP40 Firing Pin w/ Striker New HK German factory firing pin that fits all models of VP series pistols. Compatible With: HK VP9, VP9 Tactical, VP9L, VP9 OR HK VP9SK VP40, VP40 Tactical
    Now: $53.96
    Was: $59.95
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    Was: $59.95
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  • On Sale
    New - H&K HK USP .45 ACP Complete Recoil Assembly - HKP-01161
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    HK USP .45 ACP Complete Recoil Assembly

    H&K Heckler & Koch

    Now: $89.95
    Was: $99.95
    H&K HK USP .45 ACP Complete Recoil Assembly New HK German manufacture. Compatible With: HK USP 45 Full Size Pistol HK USP Expert HK Elite
    Now: $89.95
    Was: $99.95
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    Now: $89.95
    Was: $99.95
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  • On Sale
    New - H&K HK USPC Recoil Rod Assemblies Snap Ring - HKP-01944
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    HK USP Compact Recoil Rod Assemblies Snap Ring

    H&K Heckler & Koch

    Now: $7.16
    Was: $7.95
    HK USPC Recoil Rod Assemblies Snap Ring A great item to have on hand as they are prone to falling off when doing scheduled maintenance and cleaning on the recoil assemblies. Compatible With: HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact ...
    Now: $7.16
    Was: $7.95
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    Now: $7.16
    Was: $7.95
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  • On Sale
    New - H&K VP9, VP40 Grip Panel Left Side - Small - Black - HKP-16807 HK VP9, VP40 Grip Panel Left Side - Small - Black
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    HK VP9, VP40 Grip Panel Left Side - Small - Black

    H&K Heckler & Koch

    Now: $16.16
    Was: $17.95
    H&K VP9, VP40 Grip Panel Left Side - Small - Black   New HK German manufactured. Left side size small perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol.   Compatible With: HK VP9 HK VP40 HK VP9A1 F HK...
    Now: $16.16
    Was: $17.95
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    Now: $16.16
    Was: $17.95
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  • On Sale
    New - H&K 21E/23E/11E/13E Hammer Spring - HKP-15453
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    HK21E, HK23E, HK11E, HK13E Hammer Spring

    H&K Heckler & Koch

    Now: $17.95
    Was: $19.95
    HK German HK21E, 23E, 11E & 13E Hammer Spring - German This is the heaviest HK hammer spring available for the roller lock family of firearms. The factory correct hammer spring for the beltfed series of firearms. Made in Germany and production has...
    Now: $17.95
    Was: $19.95
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    Now: $17.95
    Was: $19.95
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  • On Sale
    New - MM Registered Sear Pack - Re-Timed Hammer - HKP-00153 MM Registered Sear Pack - Re-Timed Hammer
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    MM Registered Sear Pack - Re-Timed Hammer

    Michaels Machines

    Now: $152.06
    Was: $168.95
    MM Registered Sear Pack - Re-Timed Hammer - USA This part is the necessary addition for all registered sear conversions in 9mm, 40/10, 223, and.308 trigger packs. Protect your valuable investment by using the proper re-timed hammer for your sear pack...
    Now: $152.06
    Was: $168.95
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    Now: $152.06
    Was: $168.95
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  • On Sale
    New - H&K HK G36 Bayonet Roll Pin - HKP-16389
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    HK G36 Bayonet Roll Pin

    H&K Heckler & Koch

    Now: $8.05
    Was: $8.95
    HK G36 Bayonet Roll Pin
    Now: $8.05
    Was: $8.95
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    Now: $8.05
    Was: $8.95
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  • On Sale
    New - H&K HK P2000/P30/USP Heavy Firing Pin Block Spring - HKP-01603
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    HK P30, P2000, USP Block Spring - Heavy Firing Pin

    H&K Heckler & Koch

    Now: $5.36
    Was: $5.95
    HK P2000 & P30 Heavy Firing Pin Block Spring This is the heavy LEM spring found on the LEM conversion. Compatible With: Any post-2005 production USP & UPSC P2000 P2000SK P30 P30SK Will fit the HK45 & HK45C models
    Now: $5.36
    Was: $5.95
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    Now: $5.36
    Was: $5.95
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  • On Sale
    New - H&K VP9, VP40 Grip Panel Left Side - Medium - Black - HKP-16806 HK VP9, VP40 Grip Panel Left Side - Medium - Black
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    HK VP9, VP40 Grip Panel Left Side - Medium - Black

    H&K Heckler & Koch

    Now: $16.16
    Was: $17.95
    H&K VP9, VP40 Grip Panel Left Side - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 K
    Now: $16.16
    Was: $17.95
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    Now: $16.16
    Was: $17.95
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  • On Sale
    New - H&K HK P30L Complete Recoil Assembly - HKP-02485 HK P30L Recoil Rod Assembly - Complete
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    HK P30L Recoil Rod Assembly - Complete

    H&K Heckler & Koch

    Now: $88.16
    Was: $97.95
    Heckler and Koch Complete Recoil Rod Assembly for HK P30L 9mm Genuine German HK recoil rod assembly for the P30L 9mm. A fresh factory recoil spring restores proper cycling and ensures the pistol functions to original HK specifications. Compatible...
    Now: $88.16
    Was: $97.95
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    Now: $88.16
    Was: $97.95
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  • On Sale
    New - H&K MP5 40/10 Magazine Release Lever Spring - HKP-18109 HK MP5 Magazine Release Lever Spring - 10mm and .40 S&W
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    HK MP5 Magazine Release Lever Spring - 10mm and .40 S&W

    H&K Heckler & Koch

    Now: $8.96
    Was: $9.95
    H&K MP5 40/10 Magazine Release Lever Spring The needed spring that fits in the mag release lever and the magwell for the MP5 40/10 series. Made in Germany and no longer offered or made. These units are the latest design with the ground ends for...
    Now: $8.96
    Was: $9.95
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    Now: $8.96
    Was: $9.95
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