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
-
On Sale
HK USP Compact Compensator - .45 ACP - Threaded Barrel
HKP HK Parts
Now: $151.95Was: $189.95HK USPC .45 Cal Compensator for Threaded Barrel The will add a sleek and tactical look to your USPC .45. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you to get...HKP-20984Now: $151.95Was: $189.95 -
On Sale
HKP Baseball Trucker Snapback Cap - OSFM - Tan and Black
HKP HK Parts
Now: $14.95Was: $17.95HKP Baseball Trucker Snapback Cap - OSFM - Tan & Black Get your hands on some of our premium hats! Features: Official HKP merchandise Cotton twill Mesh back panels Plastic adjustable snap closure Size: OSFM Six-panelHKP-20715Now: $14.95Was: $17.95 -
On Sale
HKP Racerback Tank - OD Green
HKP HK Parts
Now: $7.46Was: $14.95HKP Racerback Tank - OD Green Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this racerback is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...HKP-21030-MNow: $7.46Was: $14.95 -
Out Of Stock
HK416, MR556 Firing Pin - Silver
GSG9
$34.95Firing Pin for HK416 and MR556 Firearm - USA - GSG9 US made HK416 and MR556 Made from hardened stainless steel. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-20650$34.95 -
On Sale
SIG P320 Hybrid Trigger - Adjustable
Grayguns
Now: $59.95Was: $94.00Grayguns SIG P320 Adjustable Hybrid Trigger The Grayguns P320 Adjustable Hybrid Trigger is a drop-in, bar-stock, enhanced trigger for your SIG Sauer P320. Expect a reduced pull weight as compared to the factory curved or straight trigger. Includes...HKP-19751Now: $59.95Was: $94.00 -
Out Of Stock
B&T TP9, MP9 Extractor Spring
B&T Brugger & Thomet
$9.95B&T TP9, MP9 Extractor Spring Swiss-manufactured TP9 and MP9 extractor spring. Compatible With: B&T TP9, MP9HKP-17300$9.95 -
On Sale
HK G36 Single Optic Carrying Handle - Incomplete
Now: $134.95Was: $149.95HK G36 Single Optic Carrying Handle - Incomplete Stripped. The perfect for replacement of your well worn housing or broken housing. Just install your optic and you have a like new unit.HKP-16365Now: $134.95Was: $149.95 -
On Sale
HK MP5K LS5 Trigger Group, Complete - Semi, Shelf
Lee Sporting
Now: $466.95Was: $549.95Lee Sporting LS5 Complete Trigger Group - MP5K Ergonomic upgrade to OEM grip. 4.3oz lighter than OEM trigger group. Housing made from MJF PA11 Nylon. Bespoke ejector lever CNC cut from 4140. Compatible With: HK PTR Dakota Tactical Other clones that...HKP-20466Now: $466.95Was: $549.95 -
On Sale
HK MK23 Pistol Grip - Rubber
Talon Grip
Now: $16.95Was: $19.99TALON Grip - MK23 - Rubber Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy. The pistol grips will not...HKP-20262Now: $16.95Was: $19.99 -
On Sale
HK45 Grip Wrap - Granulate
Talon Grip
Now: $16.95Was: $19.99TALON Grip - HK45 - Granulate Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy. The pistol grips...HKP-20257Now: $16.95Was: $19.99 -
Out Of Stock
HK P7M8, P7M10, P7M13 Front Sight 6.6mm
H&K Heckler & Koch
$24.95Front Sight 6.6mm Compatible With: P7M8 P7M10 P7M13HKP-01390$24.95 -
On Sale
HK P30 Conversion Barrel - .40 S&W to .357 SIG - Non-Threaded
RCM
Now: $200.95Was: $237.50RCM HK P30 .40 Cal S&W To .357 Sig Conversion Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the best barrel for the HK P30 .40 S&W. This ...HKP-17505Now: $200.95Was: $237.50