Parts
At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.
Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.
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HK416, HK417, MR556, MR762 Trigger Axle
H&K Heckler & Koch
$19.95H&K HK MR556/MR762/417/416 Trigger Axle Axle for Trigger. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16623$19.95 -
HK USP Magazine Follower - 9mm, .40 S&W
H&K Heckler & Koch
$9.95HK USP 9mm / 40 S&W Magazine Follower Compatible With: HK USP 9mm HK USP .40HKP-02164-M$9.95 -
Out Of Stock
HK416, MR556 Magazine Spring - 30 Round
H&K Heckler & Koch
$12.95HK German HK MR556 & HK 416 Magazine SpringHKP-13483$12.95 -
HK G36 Bolt Head, Incomplete
GSG9
$225.95G36 Incomplete Bolt Head - USA G36 bolt head allows the use of double stack magazines in your SL8 conversion to high-capacity G36, Magpul, or AR15 magazines.HKP-00802$225.95 -
HK G36, SL8 Cocking Handle Axle Pin
H&K Heckler & Koch
$11.95HK German G36 & SL8 Cocking Handle Axle Pin This is the rivet pin that is used to attach the swiveling cocking handle to the body of the carrier. These can be replaced as they break and wear. Compatible With: HK G36 HK SL8HKP-01877$11.95 -
HK G36 Magazine - 10 Round - Factory
H&K Heckler & Koch
$70.95HK G36 Black 10-Round Magazine Compatible With: G36 G36K G36C Double stack capacity magwell converted SL8's. Features: Capacity: 10 rounds Condition: New Manufactured: HK Germany factoryHKP-01083$70.95 -
Out Of Stock
HK23E Bolt Carrier
H&K Heckler & Koch
$799.95New HK German 23E .223 / 5.56 Bolt Carrier Date coded and marked HK23-E. These are the last HK23E carriers that HK Germany has left. We are told that once these are gone, there will be no more. They are a great spare part to have, and they are getting...HKP-00330$799.95 -
HK MP5, MP5K Magazine Body - .40 S&W / 10mm - 10 Round - Straight
HKP HK Parts
$29.95HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...HKP-16508$29.95 -
HK91, HK93 Rail - Tactical - 2"
HKP HK Parts
$16.95HKP HK Parts 2" Tactical Rail for HK91, PTR 91, and the HK93 (with tactical grip) The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards...HKP-02527$16.95 -
HK94 Barrel Shroud - SD Style
H&K Heckler & Koch
$99.95Heckler and Koch HK94 SD Style Barrel Shroud Features: Fits all factory HK94 rifles or barrels Made to factory German HK94 specs. Designed to cover the 16" barrel Provides a neat SD style look without the cost of a full conversion Made of...HKP-02100$99.95 -
HK USP Hybrid Trigger - Volker Precision
Volker
$97.95HK USP Hybrid Trigger Volker Precision hybrid trigger for full size USP models in all calibers. Available exclusively at HK Parts Compatible With: HK USP9, USP40, USP45 Fitment Notes: This part is designed to work with factory internals ONLY. ...HKP-22442$97.95 -
HK MP5, MP5K Faux Suppressor - KAC Style - 1/2x28
MFI
$138.95MFI HK MP5K, SP5K KAC-Navy Faux Suppressor - 1/2x28 The MFI faux KAC-Navy suppressor is designed to thread onto any 1/2x28 barrels and fully enclose the 3-lugs, ensuring an authentic looking fit and finish. Inspired from the coveted KAC MP5N suppressor,...HKP-22364$138.95