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
-
Thread Protector - 9mm - 13.5x1 LH - Titanium
HKP HK Parts
$29.95HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH This billet-machined titanium thread protector with a DLC finish fits all 13.5x1 LH-threaded barrels. Its unique design covers and protects your barrel's crown. The included O-ring ensures a...HKP-19724$29.95 -
Midwest Industries B&T APC Brace/Stock Adapter
$69.95Midwest Industries B&T APC Brace/Stock Adapter Features: Made in the USA Easy installation Adds section of picatinny rail to back of receiver for stocks, arm braces, and sling adapters Constructed of 6061 aluminum hardcoat anodized Compatible...HKP-19673$69.95 -
Out Of Stock
PWS Keymod Bipod Adapter for Harris Style Bipods
PWS Primary Weapon Systems
$21.95Keymod Bipod Adapter for Harris Style Bipods The Harris Style Bipod Mount is quick to install and easy to use. Fits snug to your KeyMod or PicMod handguard and ensures a stronghold on your Harris Bipod.HKP-19272$21.95 -
B&T USW A1 Holster - Level III Duty - NANO Cover - RH
B&T Brugger & Thomet
$224.95B&T USW A1 Level III Duty RH Holster w/ NANO Cover Made in Italy by Radar for the B&T USW A1 This B&T Hooded Holster is for those who carry a duty gun. The user can draw the gun immediately while being protected from unauthorized access due...HKP-18314$224.95 -
HK VP9, VP40 Backstrap - Medium - Gray
H&K Heckler & Koch
$29.95H&K VP9, VP40 Backstrap - Medium - Gray New HK German manufacture Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KHKP-18126$29.95 -
Out Of Stock
HK417, MR762 Buttstock Complete Concave E2
H&K Heckler & Koch
$199.95H&K HK MR762/417 Buttstock Complete Concave E2 Compatible With: HK MR762 HK 417HKP-16628$199.95 -
HK417, MR762 Charging Handle Pin
H&K Heckler & Koch
$6.95H&K HK MR762/417 Charging Handle Pin HK MR762 & HK 417 Clamping Sleeve for plate on charging handle. There are two of these pins used on the charging handle. Compatible With: HK MR762 HK 417HKP-16754$6.95 -
HK417, MR762 Firing Pin Retaining Pin
H&K Heckler & Koch
$19.95Heckler and Koch MR762 Firing Pin Retaining Pin This firing pin retaining pin is made from a durable, black finished, steel and is a factory original Heckler and Koch component. This retaining pin is made for the HK417 and HK MR762 model of rifles. This...HKP-16612$19.95 -
HK USP Compact Barrel - .40 S&W - 3.58"
H&K Heckler & Koch
$234.95HK USP Compact .40 S&W Barrel - 3.58" Overall Barrel Length A drop-in replacement barrel for all HK USPC .40 or .357 pistols. This is a great spare or replacement barrel. This is a must-have if you want to convert your .357 USPC to .40 cal...HKP-01413$234.95 -
HK45, HK45T Firing Pin
H&K Heckler & Koch
$45.99HK 45 & 45 Tactical Firing Pin A must-have spare part for your HK45 pistol. Compatible With: HK45 HK45 TacticalHKP-02221$45.99 -
HK P7M13 Barrel - 9mm
H&K Heckler & Koch
$479.95H&K HK P7M13 9mm Barrel Brand new HK German P7M13 factory spare barrel. Cold hammer forged and the real deal. No longer made or available as all HK P7 parts are out of production. Compatible With: HK P7M13HKP-17907$479.95 -
HK P7 Series Trigger Pin/Cylindrical Pin
H&K Heckler & Koch
$8.95HK P7 Series Trigger Pin/Cylindrical Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01319$8.95