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 PSG1 (7.62x51/.308) Firing Pin Spring - HKP-00535

    HK PSG1 Firing Pin Spring

    H&K Heckler & Koch

    $0.00
    HK German PSG-1 Firing Pin Spring. New HK German. A Great Item To Have On Hand As A Spare.
    HKP-00535
    $0.00
    Out Of Stock
    Qty in Cart: 0
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    $0.00
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  • HK UMP Barrel Pin Screw HK UMP Barrel Pin Screw
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    HK UMP Barrel Pin Screw

    OMEGA

    $13.95
    Omega UMP Barrel Pin Screw Barrel pin Screw that replaces barrel pins on Omega Gideon Shadow Compatible With: HK UMP HK USC Omega GS
    HKP-22514
    $13.95
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    $13.95
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  • HK MP5, G3, MKE AP5 Elbow Spring with Roller - Full-Auto HK MP5, G3, MKE AP5 Elbow Spring with Roller - Full-Auto
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    HK MP5, G3, MKE AP5 Elbow Spring with Roller - Full-Auto

    MKE

    $4.95
    MKE AP5, HK MP5, G3 Full-Auto Elbow Spring with Roller This elbow spring is manufactured by MKE from steel and is used in MP5 and G3 pattern trigger packs. It provides proper tension and function for the trigger pack elbow and is suitable for...
    HKP-22489
    $4.95
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    $4.95
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  • New - MKE 90 Series Sear & Trigger Axle - HKP-22233 MKE 90 Series Sear & Trigger Axle MKE HKP-22233
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    HK90 Series Trigger and Catch Axle - USA

    MKE

    $1.99
    HK Sear and Trigger Axle For 90 Series - SURPLUS MKE sear and trigger axle for the 90 series style trigger packs. Each axle pin (aka pivot pin) measures .197 inches (5.0mm). Each HK trigger pack uses a total of 2 of these axle pins per trigger pack...
    HKP-22233
    $1.99
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    $1.99
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  • New - H&K CC9 Slide Release - HKP-22124
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    HK CC9 Slide Release

    H&K Heckler & Koch

    $46.95
    Heckler and Koch Slide Release for HK CC9 Factory slide release manufactured by Heckler and Koch for the CC9 platform. Allows manual release of the slide and engages the slide stop after the last round when used with an empty magazine. Compatible...
    HKP-22124
    $46.95
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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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    $5.95
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  • On Sale
    New - H&K HK P7M13 Magazine Follower - Black - BLEMISHED - HKP-02364-B
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    HK P7M13 Magazine Follower - Black - BLEMISHED

    H&K Heckler & Koch

    Now: $22.95
    Was: $49.95
    H&K HK P7M13 Magazine Follower - Black - BLEMISHED ONLY 2 UNITS AVAILABLE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. All steel construction, brand new...
    HKP-02364-B
    Now: $22.95
    Was: $49.95
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    Now: $22.95
    Was: $49.95
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  • New - H&K A3 Stock Release Lever Rebuild Kit - HKP-21851
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    HK A3 Stock Release Lever Rebuild Kit

    H&K Heckler & Koch

    $14.95
    H&K A3 Stock Release Lever Rebuild Kit This A3 collapsible stock rebuild kit is designed for the release lever on MP5, SP5, 93/53/33, and G3/91 collapsible stocks.  With A3 stocks becoming more expensive it's a great idea to keep this kit on...
    HKP-21851
    $14.95
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    $14.95
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  • New - H&K HK MR762 Drop Safety Catch - HKP-16615 HK MR762 Drop Safety Catch
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    HK MR762 Drop Safety Catch

    H&K Heckler & Koch

    $19.95
    H&K HK MR762 Drop Safety Catch Compatible With: HK MR762
    HKP-16615
    $19.95
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    $19.95
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  • New - H&K HK MR762/417 Hammer Axle - HKP-16622
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    HK417, MR762 Hammer Axle

    H&K Heckler & Koch

    $13.95
    H&K HK MR762/417 Hammer Axle   Compatible With: HK MR762 HK 417
    HKP-16622
    $13.95
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    $13.95
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  • Out Of Stock
    New - H&K HK P7 Series Cocking Lever Axle - HKP-01375

    HK P7 Series Cocking Lever Axle

    H&K Heckler & Koch

    $7.95
    Cocking Lever Axle Compatible With: P7M8 P7M10 P7M13
    HKP-01375
    $7.95
    Out Of Stock
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    $7.95
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  • New - H&K HK Mark 23 Left Side Safety Lever - HKP-01771 HK Mark 23 Left Side Safety Lever
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    HK Mark 23 Left Side Safety Lever

    H&K Heckler & Koch

    $44.95
    HK Mark 23 Left Side Safety Lever  
    HKP-01771
    $44.95
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    Qty in Cart: 0
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    $44.95
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