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 P7M8/P7M10/P7M13 Rear Sight Screw - HKP-01397
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    HK P7M8, P7M10, P7M13 Rear Sight Screw

    H&K Heckler & Koch

    $9.95
    Rear Sight Screw Compatible With: P7M8 P7M10 P7M13
    HKP-01397
    $9.95
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    $9.95
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  • New - H&K HK Mark 23 Sear Spring - HKP-01630
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    HK Mark 23 Sear Spring

    H&K Heckler & Koch

    $11.99
    HK Mark 23 Sear Spring
    HKP-01630
    $11.99
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    $11.99
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  • New - H&K P30SK Left Side Grip Panel - Small - Black - HKP-18074
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    HK P30SK Left Side Grip Panel - Small - Black

    H&K Heckler & Koch

    $17.95
    H&K P30SK Left Side Grip Panel - Small - Black Compatible With: HK P30SK
    HKP-18074
    $17.95
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    $17.95
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  • New - H&K HK USP .45 ACP Recoil Rod - HKP-16998 HK USP .45 ACP Recoil Rod
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    HK USP .45 ACP Recoil Rod

    H&K Heckler & Koch

    $29.95
    H&K HK USP .45 ACP Recoil Rod Factory German HK correct Recoil Rod for the HK USP 45 Full Size pistol. Compatible With: HK USP 45 Full Size Pistol
    HKP-16998
    $29.95
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  • New - H&K HK USP Buffer Spring Retainer - HKP-16232 HK USP Buffer Spring Retainer
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    HK USP Buffer Spring Retainer

    H&K Heckler & Koch

    $6.95
    H&K HK USP Buffer Spring Retainer Compatible With: HK USP 45 HK USP 40 HK USP 9mm
    HKP-16232
    $6.95
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    $6.95
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  • Out Of Stock
    New - H&K HK USP/USPC Disconnector - HKP-02685

    HK USP, USP Compact Disconnector

    H&K Heckler & Koch

    $9.95
    HK USP & USPC Disconnector Compatible With: USP 45 USP 40 USP 9mm USPC 45 USPC 40 USCP 9m
    HKP-02685
    $9.95
    Out Of Stock
    Qty in Cart: 0
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    $9.95
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  • New - H&K HK USP/45/45C Old Style Bobbed Hammer - HKP-14552
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    HK45, HK45 Compact, USP Old Style Bobbed Hammer

    H&K Heckler & Koch

    $64.95
    HK USP & USPC Bobbed Hammer - Older Style (without the cutout) This part is compatible with older USP full-size & USPC firearms that have the old-style hammer already. Perfect for those who prefer the shorter, lower profile "bobbed" hammer. This...
    HKP-14552
    $64.95
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    $64.95
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  • New - HKP HK MR556/416 Titanium Firing Pin Catch - HKP-17767
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    HK416, MR556 Firing Pin Catch - Titanium

    HKP HK Parts

    $49.95
    HK MR556 & HK416 Firing Pin - Titanium Made in the US from grade 6 Titanium. Get the lightest, strongest firing pin available for your HK firearm. Compatible With: HK MR556 HK416 HK M27
    HKP-17767
    $49.95
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  • New - H&K HK G36 Left Side Safety Lever - HKP-01875
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    HK G36 Left Side Safety Lever

    H&K Heckler & Koch

    $24.95
    HK G36 Left Side Safety Selector Lever
    HKP-01875
    $24.95
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    $24.95
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  • New - H&K MSG90 (7.62x51/.308) -4 Rollers 7.96mm Set -Titanium - HKP-02451
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    HK MSG90 Locking Roller -4 - 7.96mm Set -Titanium

    H&K Heckler & Koch

    $329.95
    MSG90 (7.62x51/.308) -4 Rollers 7.96mm Set -Titanium Half moon rollers.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need to order - plus-size rollers...
    HKP-02451
    $329.95
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  • On Sale
    HK Trigger Pack Ejector Lever Axle - USED HK Trigger Pack Ejector Lever Axle - USED
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    HK Trigger Pack Ejector Lever Axle - USED

    H&K Heckler & Koch

    Now: $12.95
    Was: $19.95
    HK Trigger Pack Ejector Lever Axle - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German ejector lever axle pin for all HK trigger packs. This is the factory correct axle pin that holds the...
    HKP-01091-USED
    Now: $12.95
    Was: $19.95
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    Now: $12.95
    Was: $19.95
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  • New - H&K CC9 Disassembly Safety Lever - HKP-22120
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    HK CC9 Disassembly Safety Lever

    H&K Heckler & Koch

    $5.95
    H&K CC9 Disassembly Safety Lever The CC9 disassembly safety lever prevents accidental discharge during disassembly by blocking the trigger mechanism. Compatible With: HK CC9    
    HKP-22120
    $5.95
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    $5.95
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