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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HK P30 V3 Series Hammer
H&K Heckler & Koch
$55.95HK P30 V3 Series Hammer New German HK production. Compatible With: HK P30 V3 HK P30L V3 HK P30LS V3 HK P30SK V3HKP-02503$55.95 -
HK VP9, P30, HK45 Front Sight 6.1mm - Green
H&K Heckler & Koch
$42.95HK VP, P30, HK45 Front Sight 6.1mm - Green Compatible With: HK VP9, VP9SK, VP40 HK VP9A1 F, VP9A1 K HK P30, P30L & P30SK HK45, HK45 CompactHKP-02262$42.95 -
HK P2000 Magazine Disconnect Lever
H&K Heckler & Koch
$32.95Heckler and Koch Magazine Disconnect Lever for HK P2000 This part is used in some European and Canadian models to limit the function of the pistol when the magazine is not in play. Compatible with: P2000HKP-02497$32.95 -
Out Of Stock
HK USP Compact Barrel - .45 ACP - 3.80"
H&K Heckler & Koch
$354.95Drop in barrel for HK USP45 Compact HK USPC .45 ACP Barrel Features: Factory barrel for HK USP45 Compact 3.80" (95mm) Compatible with: HKUSP CompactHKP-02064$354.95 -
On Sale
SIGTAC Belt Loop Adapter
Sig Sauer
Now: $8.95Was: $14.95Sig Sauer SIGTAC Belt Loop ITAC Belt loop adapter attaches to any of Sig's paddle retention holsters and mag pouches as a direct replacement of the paddle for closer profile concealed carry. This part allows you to hang holsters/mag pouches from your...HKP-02039Now: $8.95Was: $14.95 -
HK VP9, P30, USPC, P2000 Magazine Locking Plate - 9mm - 10 Round
H&K Heckler & Koch
$19.95HK USP Compact 9mm Magazine Locking Plate for 10 Round MagazinesHKP-02501$19.95 -
On Sale
HK VP9, P30 Compact Paddle Holster LH
Safariland
Now: $53.95Was: $59.95Safariland Compact LH Paddle Holster for HK VP9 and HK P30 The Safariland 578 GLS HK Pro-fit holster is a multi-purpose holster primarily designed for concealment and comfort. With minor adjustments with the included tool the holster will fit over 100+...HKP-17545Now: $53.95Was: $59.95 -
On Sale
HK G36 Bolt Carrier
GSG9
Now: $421.95Was: $496.95HK G36 Bolt Carrier with Handle Compatible With: G36 G36K G36C Will NOT work with a HK SL8HKP-18984Now: $421.95Was: $496.95 -
Out Of Stock
HK G36 Carrying Handle, Incomplete - 3X Single Optic
H&K Heckler & Koch
$695.99H&K HK G36 Complete 3X Single Optic Carrying Handle Brand new. Mounting hardware offered separately.HKP-16388$695.99 -
HK G36K Handguard - Extended - Picatinny Rail
H&K Heckler & Koch
$149.95HK G36K German Factory Picatinny Extended Bottom Rail Fits all HK G36K newer style handguards with the rail attachment points. This is the full-length version for a full-length bottom rail for the G36K forearm. New HK German manufacture.HKP-01137$149.95 -
On Sale
HK UMP Flash Hider - 5 Prong - 10mm, .40 S&W, .45 ACP
HDPS
Now: $143.95Was: $159.95HK UMP Flash Hider - 5 Prong - 10mm, .40, .45 Designed to fit flanged UMP barrels. Will fit factory HK UMP barrels as well as the UMP 10mm/.40/.45/ US-made barrels offered by HK Parts. Made in USA Compatible With: HK UMP .40 S&W HK UMP .10mm HK UMP ...HKP-02368Now: $143.95Was: $159.95 -
On Sale
HK23E Locking Piece #20 - 70 Degree
RCM
Now: $41.95Was: $49.95New US-Made #20 Locking Piece - 70 Degree For HK23E New US-manufactured RCM # 20 70-degree locking piece for HK23E and other custom builds. Made from the finest ordnance grade steel and heat treated to perfection. A perfect spare for your...HKP-02525Now: $41.95Was: $49.95