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 P7M13 Magazine Follower
H&K Heckler & Koch
$49.95HK P7M13 Magazine Follower All steel construction, brand new HK German manufacture. Compatible With: HK P7M13 magazinesHKP-02364$49.95 -
Out Of Stock
HK VP9, P30, HK45 Rear Night Sight
Meprolight
$70.95Meprolight Tru-Dot HK VP9/45/P30 Rear Night Sight Greed Dot- Tritium. Bright & Tough night sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do...HKP-16595$70.95 -
H45, KP30SK, P2000 Lockout Device Ball Bearing
H&K Heckler & Koch
$4.95HK 45, P30SK, & P2000 Lockout Device Ball Bearing Compatible With: HK45, HK45 Tactical HK45C, HK45C Tactical HK P30SK P2000 & P2000SKHKP-02273$4.95 -
Out Of Stock
HK P30, P30L Grip Shell - Left - Medium
H&K Heckler & Koch
$18.95HK P30 & P30L Left Side Grip Shell - Medium - Black Compatible With: HK P30 HK P30L HK P30 V2 HK P30 V3 HK P30L V2 HK P30L V3HKP-01802$18.95 -
HK P30SK Grip Panel Left Side - Large
H&K Heckler & Koch
$16.95Heckler and Koch large Grip Panel in black for the left side of HK P30SK grips The P30 incorporates interchangeable side panels for optimal fit. Easy-to-install modular back straps also allow the P Series pistol to be custom-fitted to any shooter’s...HKP-18075$16.95 -
On Sale
Streamlight TLR-3 Tactical Light
Streamlight
Now: $109.95Was: $154.95Streamlight TLR-3 Tactical Light, C4, 170 Lumens Features: Powered by one CR123A battery IPX7 waterproof Impact resistant polymer body Ambi, multi-function momentary/ steady on-off switch White LED Light Ultra lightweight and compact Ambidextrous...HKP-16919Now: $109.95Was: $154.95 -
HK USP Complete Sear - Old Style
H&K Heckler & Koch
$59.95H&K HK USP Old Style Complete Sear This sear is specific to the USP 9mm-Old Style.HKP-16991$59.95 -
HK USP Compact, P2000, P30, VP40 Magazine Locking Plate - .40 S&W - 10 Round
H&K Heckler & Koch
$5.95Heckler and Koch USP Compact, P2000, P30, VP40 .40 S&W Magazine Locking Plate for 10 Round Limited Magazines Replacement locking plate designed for 10-round limited capacity magazines in compatible .40 S&W HK pistol platforms. Intended for...HKP-01598$5.95 -
On Sale
HK USP Fiber Optic Rear Sight - Red
Hi-Viz
Now: $41.95Was: $49.95Hi-Viz HK USP Fiber Optic Rear Sight - Red Fiber optic sights are becoming more and more popular as they never dim or become aged. Priced right and a great option for those that needs more from their sights. Compatible With: USP Compact 45, 40, 9mm USP...HKP-16941Now: $41.95Was: $49.95 -
On Sale
HK416, MR556 DMR KeyMod Extended 15" Handguard
HKP HK Parts
Now: $224.95Was: $249.95HKP HK MR556/416 DMR KeyMod Extended 15" HandguardHKP-18020Now: $224.95Was: $249.95 -
HK416, MR556 Front Sight Roll Pin
H&K Heckler & Koch
$4.95Heckler and Koch Front Sight Roll Pin for HK416 and HK MR556HKP-02659$4.95 -
On Sale
HK USC to UMP Conversion ACR Stock Block
Now: $125.95Was: $139.95HK USC To ACR Stock Adapter A new product that allows you to add the widely popular Remington ACR folding, adjustable stock to your USC-UMP conversion. This offering is for the stock block and hardware to attach your ACR stock for your HK USC when doing...HKP-17357Now: $125.95Was: $139.95