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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Out Of Stock
HK416C Upper Receiver Kit - 9"
HKP HK Parts
$2,799.95HK416C Complete Upper Kit - 9" Our complete 416C upper kit includes everything you need to pair with a mil-spec lower or an STS 416C lower. For that genuine look, the STS 416C lower with the correct 416C stock eyelets is as good as you can get...HKP-21042$2,799.95 -
Out Of StockOn Sale
B&T TP9, MP9 Holster - Camo - Swiss Military
B&T Brugger & Thomet
Now: $74.95Was: $125.00B&T TP9/MP9 Camo Holster - Swiss Military The B&T TP9 tactical leg holster is perfect for your TP9 or MP9 Pistol. This drop leg holster is fully adjustable both up and down and tightness around the leg. If you're looking for a tactical holster...HKP-20980Now: $74.95Was: $125.00 -
On Sale
HK USP Grip Wrap - Rubber - 9mm / .40 S&W
Talon Grip
Now: $17.95Was: $19.99TALON Grip - USP Full Size 9mm/.40 - 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...HKP-20283Now: $17.95Was: $19.99 -
HK VP9, P30 Magazine - 24 Round - Red - 9mm
HKP HK Parts / Heckler & Koch
$89.9524 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +7 alloy magazine extension coupled with an HK 17 round factory German magazine adds 7 additional rounds total for a fully assembled 24 round HK VP9/P30 magazine. Ideal for...HKP-19838$89.95 -
HK416, MR556 M-LOK Compatible Handguard - 12.5"
H&K Heckler & Koch
$224.95H&K HK MR556/HK416 12.5" M-LOK Compatible Handguard Manufactured by HK from aircraft grade aluminum with a black hard coat anodized finish, this M-LOK handguard is designed for the Heckler & Koch MR556 & HK 416 rifles chambered in 5.56x45mm...HKP-19695$224.95 -
Out Of Stock
HK UMP, USC Lower Bolt Catch
HKP HK Parts
$22.95HK UMP & USC Bolt Catch For Last Round Hold Open New HK USA lower bolt catch. Compatible With: HK UMP HK USCHKP-19565$22.95 -
On Sale
HK VP9SK Holster - Infidel Ultra Max - RH
Comp-Tac
Now: $76.95Was: $96.95Infidel Ultra Max Holster - Right Hand - VP9SK The Infidel Ultra Max Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. The Infidel Ultra Max is designed with cant adjustment holes to allow the user to...HKP-19329Now: $76.95Was: $96.95 -
On Sale
Thread Protector - .40 S&W - 14.5x1 LH - Titanium
HKP HK Parts
Now: $13.95Was: $24.95HKP HK .40 S&W Thread Protector - Threaded 14.5x1 LH - Titanium Titanium .40 S&W tactical barrel thread protector cap. Each thread protector has a built in O-ring to allow the best fit possible to prevent the thread protector from coming...HKP-17961Now: $13.95Was: $24.95 -
On Sale
Thread Protector - .40 S&W - 9/16x24 RH - Steel
HKP HK Parts
Now: $15.95Was: $19.95HKP .40 S&W Thread Protector - 9/16x24 The New Style .40 Caliber Tactical Thread Protector is an essential accessory designed to safeguard your HK .40 caliber pistol's threaded barrels. Perfectly crafted to fit all HK .40 caliber full-size and...HKP-18145Now: $15.95Was: $19.95 -
HK45, HK 45 Tactical Backstrap - Small - Black
H&K Heckler & Koch
$14.95H&K 45/45 Tactical Backstrap - Small - Black New HK Manufacture. This item allows you to customize the way your firearm feels in your hand. As this is the smaller backstrap it is an excellent choice for smaller hands or female shooters. Compatible...HKP-01672$14.95 -
HK P30, P2000 Hammer Strut
H&K Heckler & Koch
$24.95HK P2000 & P30 Hammer Strut Compatible With: HK P2000 HK P30HKP-01621$24.95 -
On Sale
HK USP45, USP45T Magazine Extension Kit - 24 Round
HKP HK Parts
Now: $24.95Was: $39.95HKP 24 Round HK USP/Tactical .45 ACP Magazine Extension The HK Parts manufactured HK USP 45 mag extension allows the user to convert existing USP .45 12 round magazine to an enhanced 24 round magazine capacity. Easy to install, each kit comes complete...HKP-17454Now: $24.95Was: $39.95