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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
$24.95 -
HK USP Magazine Housing - .40 S&W - 10 Round
H&K Heckler & Koch
$24.95HK German Full Size USP .40 10 Round Magazine Housing New HK German USP .40 Mag Body - 10 Round USP .40 Full SizeHKP-16543$24.95 -
HK45C, USPC Magazine Extension - 20 Round
HKP HK Parts
$39.95HK45C & USPC .45 20 Round Magazine Extension Kit: The HK Parts manufactured HK45C, USPC .45 mag extension allows the user to convert existing HK45C & USPC .45 magazines to a 20 round magazine...HKP-17158$39.95 -
HK45, HK45 Compact Ambidextrous Right Side Control Lever
H&K Heckler & Koch
$19.95New Genuine HK HK45 & HK45C Ambidextrous Right Side Control Lever This is a replacement right-side lever for those who have the ambi control lever installed. Compatible With:HKP-02710$19.95 -
HK Mark 23 Trigger Bar Spring
H&K Heckler & Koch
$47.95Heckler and Koch HK Mark 23 Trigger Bar Spring Replacement trigger bar spring designed for the HK Mark 23 pistol. Intended for maintenance or repair of compatible trigger assemblies to ensure proper...HKP-01583$47.95 -
Out Of Stock
HK Mark 23 7.5mm +6 Rear Sight
H&K Heckler & Koch
$64.95HK Mark 23 Rear Sight 7.5 mm 6.7mm - +2mm Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard)HKP-02599$64.95 -
HK P30, P30L Loaded Chamber Indicator
H&K Heckler & Koch
$57.95Heckler and Koch HK P30 Loaded Chamber Indicator Compatible with: P30 P30LHKP-02213$57.95 -
HK P30SK Grip Panel Right Side - Small
H&K Heckler & Koch
$14.95Heckler and Koch small Grip Panel in black for the right side of HK P30SK grips The P30 incorporates interchangeable side panels for optimal fit. Easy-to-install modular back straps also allow the P...HKP-18077$14.95 -
HK P30L Recoil Spring Guide Rod
H&K Heckler & Koch
$39.95HK P30L (Long Slide) Recoil Spring Guide Rod - Stripped New Factory HK P30L Recoil Rod. Compatible With: P30L P30L V2HKP-16654$39.95 -
On Sale
HK VP9, P30 UMH3 Holster - Paddle - Universal RH
UM Tactical
Now: $37.46Was: $65.00UM Tactical UMH3 Paddle RH Holster Right-handed, paddle holster for pistols equipped with the UM Tactical UM3 sight mount (Not included). Unlike conventional holsters, UM Tactical's UMH3 UnivHKP-17016Now: $37.46Was: $65.00 -
HK USP Elite Barrel - .45 ACP
H&K Heckler & Koch
$657.95HK USP Elite .45 ACP Barrel The finest HK USP .45 barrel available and used in the HK Elite line of firearms from hand-selected barrel blanks. Compatible With:HKP-01524$657.95 -
HK USPC Tru-Dot Rear Night Sight - Green
Meprolight
$53.95Meprolight HK USPC Tru-Dot Rear Night Sight - Green Features: Unequaled low light performance Brightest night sights available todayHKP-16593$53.95