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 Mark 23 Decocker C-Clip
H&K Heckler & Koch
$19.95HK Mark 23 Decocking C-Clip (Lock Washer)HKP-01629$19.95 -
HK45, 45C , P30, 30L Holster - MTAC - LH
Comp-Tac
$94.95HK P30, P30L, HK45, HK45C MTAC Holster - Left Hand The MTAC is an inside the waistband Kydex and leather hybrid holster designed for concealed carry. Created to be worn behind the hip at 4:00 or 5:00, this holster offers the best in comfort and speed for...HKP-17463$94.95 -
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 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 -
HK P2000, P2000SK Holster - Warrior
Comp-Tac
$74.95Comp-Tac HK P2000/P2000SK Warrior Holster The Warrior Holster design offers a stealth footprint, outside the waist band carry that is perfect for OWB concealment. Easily accessible, designed for a smooth, fast draw the Warrior's close fitting footprint...HKP-18806-M$74.95 -
Streamlight TLR-3 Tactical Light
Streamlight
$154.95Streamlight, TLR-3, Tactical Light, C4, 170 Lumens, Black Finish, with Batteries 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...HKP-16919$154.95 -
Out Of Stock
HK P2000 .40 S&W Slide - Incomplete
H&K Heckler & Koch
$479.95HK P2000 .40 S&W Slide - Incomplete This is a rare part to find. Brand new HK German with an un-serialized slide. Compatible With HK P2000 .40 S&WHKP-02496$479.95 -
HK P2000, P2000SK Front Sight 6.7mm
H&K Heckler & Koch
$19.95H&K HK P2000/P2000SK Front Sight 6.7mm Compatible With: HK P2000 HK P2000SKHKP-17419$19.95 -
HK USP Old Style Catch
H&K Heckler & Koch
$39.95HK USP Old Style Catch Compatible With: HK USP 9mm HK USP 40HKP-01932$39.95 -
HK45 Compact, USPC Pistol Trigger
H&K Heckler & Koch
$34.95HK Compact Pistol Trigger Compatible With: HK45 Compact HK USP Compact 9mm HK USP Compact 40 HK USP Compact .357 HK USP Compact .45HKP-01768$34.95 -
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 Compact Holster - Paddle - LH
Safariland
$59.95Safariland HK VP9/P30 Compact LH Paddle Holster The Safariland 578 GLS HK Pro-fit holster is a multi-purpose holster primarily designed for concealment & comfort. With minor adjustments with the included tool the holster will fit over 100+ handgun...HKP-17545$59.95