All Parts

All Parts

At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.

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  • H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb
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    H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb

    H&K Heckler & Koch

    $474.95
    H&K 93/53/33 (5.56/.223) Match Trigger Pack With Enhanced Trigger - 4.5lb HK German SEMI HK 93 .223 & 5.56 trigger pack complete with custom trigger conversion to a light target trigger & ultra-smooth 4.5-5.0 LB. pull Each trigger pack has...
    HKP-17590
    $474.95
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    H&K G36/SL8 (5.56/.223) Dual 3x Optic Carrying Handle H&K G36/SL8 (5.56/.223) Dual 3x Optic Carrying Handle
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    H&K G36/SL8 (5.56/.223) Dual 3x Optic Carrying Handle

    H&K Heckler & Koch

    $2,899.95
    HK G36, SL8 Dual Optic Rare in brand NEW condition. Brand new factory fresh HK G36/SL8 3X dual optic. In all the years, of offering HK parts and accessories...we have never been able to get brand new dual optics directly from HK Germany. Update: HK...
    HKP-17606
    $2,899.95
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  • H&K HK G28 Buffer Tube - Black H&K HK G28 Buffer Tube - Black
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    H&K HK G28 Buffer Tube - Black

    H&K Heckler & Koch

    $195.99
    HK G28 Buffer Tube / Receiver Extension- Tan New HK German buffer tube with the proper slot cut for use with the G28 stock. This is the factory correct part needed to get the full range and use of the G28 adjustable stock. Made in Germany by HK.
    HKP-16741
    $195.99
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  • H&K HK G36C Extended Bottom Rail - Black H&K HK G36C Extended Bottom Rail - Black
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    H&K HK G36C Extended Bottom Rail - Black

    H&K Heckler & Koch

    $99.95
    HK German Extended Bottom Rail For Forearm This part provides a full-length mounting rail along the entire bottom of the G36C Forearm. This item is factory HK and comes with all mounting hardware required for the installation.
    HKP-01648
    $99.95
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  • H&K HK G36C Forearm - Black H&K HK G36C Forearm - Black
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    H&K HK G36C Forearm - Black

    H&K Heckler & Koch

    $139.95
    HK German G36C Handguard With Heat Shield & Hand Stop Each unit features the hand stop locations for adding rails to the left, right, and bottom should you choose to. Compatible With: HK G36C HK SL8-G36C conversions
    HKP-00620
    $139.95
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  • H&K HK Mark 23 Hammer
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    H&K HK Mark 23 Hammer

    H&K Heckler & Koch

    $79.95
    HK Mark 23 Hammer Factory new hammer for the Mark 23 or SOCOM pistol.
    HKP-01578
    $79.95
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    H&K HK MP5 40/10 (0,1,2,F) Complete Trigger Group - Used H&K HK MP5 40/10 (0,1,2,F) Complete Trigger Group - Used
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    H&K HK MP5 40/10 (0,1,2,F) Complete Trigger Group - Used

    H&K Heckler & Koch

    $0.00
    H&K HK MP5 40/10 (0,1,2,F) Complete Trigger Group - Used Used HK German MP5 40/10 (0,1,2,F) Trigger Group Complete. All German HK pull off's of used German MP5 40's.
    HKP-00158
    $0.00
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    H&K HK MR556 Complete Bolt Head H&K HK MR556 Complete Bolt Head
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    H&K HK MR556 Complete Bolt Head

    H&K Heckler & Koch

    $329.95
    New HK German MR556, Bolt Head CompleteBrand new factory German bolt head with all the components to make the bolt head complete. HK MR556
    HKP-02712
    $329.95
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  • H&K HK MR556/MR762/416/417 Forward Assist Plunger Spring
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    H&K HK MR556/MR762/416/417 Forward Assist Plunger Spring

    H&K Heckler & Koch

    $9.95
    Forward Assist Plunger Spring For MR556, HK416, HK417 & MR762 New HK German manufacture. Compatible With: HK MR556 HK 416 MR762 HK 417 HK G28 HK M27
    HKP-02537
    $9.95
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  • H&K HK MR556/MR762/416/417 Sear Release Rocker Latch
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    H&K HK MR556/MR762/416/417 Sear Release Rocker Latch

    H&K Heckler & Koch

    $99.95
    HK 416/MR556 & MR762/HK 417 Sear Release Rocker Latch For Lower Compatible With: MR 556 MR 762 HK 416 HK 417
    HKP-12705
    $99.95
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  • H&K HK MR762/417 14.7" Modular Rail System - Black H&K HK MR762/417 14.7" Modular Rail System - Black
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    H&K HK MR762/417 14.7" Modular Rail System - Black

    H&K Heckler & Koch

    $479.95
    HK MR762, CR762 & HK 417 14.7" Extended Modular Rail System (MRS) - Black - Rare New HK German modular rail system for the HK MR762. Each unit comes with 2 X 5 slot rails attached on the HKey attachment system as well as all hardware for attachment...
    HKP-17343
    $479.95
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  • H&K HK P2000 .40 S&W / .357 SIG Recoil Spring Assembly
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    H&K HK P2000 .40 S&W / .357 SIG Recoil Spring Assembly

    H&K Heckler & Koch

    $79.95
    HK P2000 Recoil Spring Guide Rod Assembly Compatible With: HK P2000 40 S&W HK P2000 .357 SIG
    HKP-01614
    $79.95
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  • H&K HK P2000SK .40 S&W - Conversion Barrel - Black H&K HK P2000SK .40 S&W - Conversion Barrel - Black
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    H&K HK P2000SK .40 S&W - Conversion Barrel - Black

    H&K Heckler & Koch

    $239.95
    HK German Factory P2000SK .40 S&W Barrel Brand new HK P2000SK .40 Cal factory cold hammer forged polygonal rifled barrel. This barrel measures 3.25" and is drop-in ready.
    HKP-01569
    $239.95
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  • H&K HK P7M13 Magazine Follower - Black
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    H&K HK P7M13 Magazine Follower - Black

    H&K Heckler & Koch

    $39.95
    HK P7M13 Magazine Follower - Black All steel construction, brand new HK German manufacture.  Compatible With: HK P7M13 magazines
    HKP-02364
    $39.95
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    H&K HK USP Full Size .40 Barrel - Black H&K HK USP Full Size .40 Barrel - Black
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    H&K HK USP Full Size .40 Barrel - Black

    H&K Heckler & Koch

    $0.00
    HK German USP Full Size .40 Caliber Barrel Great idea to have a spare, factory cold hammer forged, polygonal HK barrel on hand. Compatible With: USP .40 Full Size USP .40 Tactical
    HKP-01528
    $0.00
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  • H&K HK USP Series Front Sight 6.8mm
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    H&K HK USP Series Front Sight 6.8mm

    H&K Heckler & Koch

    $19.95
    HK USP Series Front Sight 6.8mm Compatible With: HK USP 9mm HK USP 40 HK USP 45 ACP HK USP Compact 9mm HK USP Compact 40 HK USP Compact 357 SIG HK USP Compact 45 ACP HK USP Compact LEM
    HKP-01928
    $19.95
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  • H&K HK USP Series Old Style Firing Pin Block H&K HK USP Series Old Style Firing Pin Block
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    H&K HK USP Series Old Style Firing Pin Block

    H&K Heckler & Koch

    $29.95
    HK USP Series Old Style Firing Pin Block Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Compact 9mm HK USP Compact 357 HK USP Compact 40 HK USP Compact 45
    HKP-01926
    $29.95
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  • H&K HK USP/USPC Complete Mag Lockout Device H&K HK USP/USPC Complete Mag Lockout Device
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    H&K HK USP/USPC Complete Mag Lockout Device

    H&K Heckler & Koch

    $19.95
    H&K HK USP/USPC Complete Mag Lockout Device Easily installs and replaces the existing lanyard to the newer style lock out upgrade for the magazine lockout. Used to comply with certain state's laws and for added safety in some conditions and...
    HKP-16397
    $19.95
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  • H&K HK USPC/45C Hammer Strut
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    H&K HK USPC/45C Hammer Strut

    H&K Heckler & Koch

    $25.95
    H&K HK USPC/45C Hammer Strut   Compatible With:   HK USP Compact 9mm HK USP Compact .40 cal HK USP Compact .357 SIG HK45 Compact
    HKP-01248
    $25.95
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  • H&K HK VP/P30/45 Front Sight 6.1mm - Red H&K HK VP/P30/45 Front Sight 6.1mm - Red
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    H&K HK VP/P30/45 Front Sight 6.1mm - Red

    H&K Heckler & Koch

    $59.95
    Red Phosphorescent Front Sight - 6.1mm Compatible With: HK VP9 & VP9SK, VP40 HK P30 HK P30L HK P30S HK P30SK HK45, HK45 Tactical HK45 Compact, HK45C Tactical
    HKP-18830
    $59.95
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  • H&K HK VP/P30/45 Front Sight 6.5mm - Green H&K HK VP/P30/45 Front Sight 6.5mm - Green
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    H&K HK VP/P30/45 Front Sight 6.5mm - Green

    H&K Heckler & Koch

    $19.95
    HK VP, P30, & 45 Front Sight 6.5mm - Green   Comaptible With: HK VP9, VP9SK & VP40 HK P30, P30L, P30SK HK45 & HK45 Compact
    HKP-02263
    $19.95
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  • H&K HK VP9, HK VP40 Grip Panel Left Side - Large - Gray H&K HK VP9, HK VP40 Grip Panel Left Side - Large - Gray
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    H&K HK VP9, HK VP40 Grip Panel Left Side - Large - Gray

    H&K Heckler & Koch

    $24.95
    H&K HK VP9, HK VP40 Grip Panel Left Side - Large - Gray New HK German manufactured. Left side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40
    HKP-18174
    $24.95
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  • H&K HK VP9, HK VP40 Grip Panel Left Side - Medium - Gray H&K HK VP9, HK VP40 Grip Panel Left Side - Medium - Gray
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    H&K HK VP9, HK VP40 Grip Panel Left Side - Medium - Gray

    H&K Heckler & Koch

    $24.95
    Grip Panel, Left Side- Medium HK VP9, VP40 - Grey 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
    HKP-18122
    $24.95
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