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
-
HK USP Detent Plate - V1, V2
H&K Heckler & Koch
$13.95H&K USP V1/V2 Detent Plate Detent plate for full-size USP pistols. Used to convert or configure the pistol to Variant 1 (left-side safety/decocker) or Variant 2 (right-side safety/decocker). Ideal for users customizing their control layout...HKP-21982$13.95 -
HK P30S, P30SK Detent Pin Compression Spring
H&K Heckler & Koch
$4.95H&K P30S/P30SK Detent Pin Compression Spring Compression spring for the detent pin on H&K P30 series pistols equipped with a manual safety. Designed to provide proper tension and reliable function of the safety selector mechanism. Compatible...HKP-22030$4.95 -
HK MR556, MR762 A4 Disconnector
H&K Heckler & Koch
$18.95H&K MR556/MR762 A4 Disconnector Factory H&K disconnector for use in MR556 A4 and MR762 A4 platforms. Compatible With: HK MR556 A1/A4 HK MR762 A1/A4HKP-21969$18.95 -
HK MP5 .22LR Dual Folding Stock w/ Adapter
HKP HK Parts / Strike Industries
$319.95Strike Industries HK MP5 .22LR Dual Folding Stock w/ Adapter The Strike Industries Dual Folding Stock paired with the HKP MP5 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...HKP-21769-M$319.95 -
Out Of Stock
Picatinny Optic Mount - 39mm - Skeleton - Aimpoint T-Series
B&T Brugger & Thomet
$150.00B&T 39mm Picatinny QD Skeleton Mount for Aimpoint T-Series The B&T QD skeleton mount for Aimpoint T-Series offers a 39mm elevated profile for improved sight alignment, ideal for night vision setups requiring clearance over forward-mounted IR...HKP-21771$150.00 -
Carbon-Cleaner - 150 ml Pump
SchleTek
$16.95SchleTek Carbon Cleaner 150 ml Pump SchleTek Carbon Cleaner is a powerful, fast-acting solution designed to remove stubborn carbon buildup from firearms, suppressors, bolts, gas systems, and other precision components. Its advanced formula penetrates and...HKP-21729$16.95 -
HK MP5K Bolt Group - Complete - 9mm - Suppressed
H&K Heckler & Koch
$2,259.95Heckler and Koch MP5K 9mm Complete Bolt Group - Suppressed Complete factory German MP5K full-auto bolt group assembly configured with an 80-degree #28 German locking piece for suppressed use. This drop-in bolt carrier group is built with original German...HKP-21613$2,259.95 -
HK G3K, HK33 Flash Hider - 4 Prong Enclosed
RCM
$187.95RCM HK G3K & HK33 Flash Hider - 4 Prong - Enclosed End The RCM G3K flash hider can be welded to a 12.69" barrel to achieve a non-SBR OAL of 16 plus inches or add to any other configuration. Made in the US from ordnance grade steel and counts as 1...HKP-21598$187.95 -
Out Of Stock
HK416, G3, G36 Flash Hider - 15x1 RH - Rotex Interface - B&T
B&T Brugger & Thomet
$144.99B&T Flash Hider with Interface for Rotex III/V/VA Swiss-made flash hider compatible with NATO A2 suppressor mounting HUB's. Specifications: Made in Switzerland Threaded M15x1 RH NATO spec Does not include face shims Compatible With: HK416,...HKP-21520$144.99 -
On Sale
HKP Hat -Snapback - Flat Brim - OSFM - Black and Red
HKP HK Parts
Now: $13.45Was: $19.95HKP Flat Brim Snapback Hat - OSFM - Black & Red Get your hands on some of our premium hats! Features: Official HKP merchandise 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM...HKP-20716Now: $13.45Was: $19.95 -
On Sale
HKP Racerback Tank - Gray
HKP HK Parts
Now: $7.46Was: $14.95HKP Racerback Tank - Gray 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-21028-MNow: $7.46Was: $14.95 -
Out Of Stock
HK VP Series F2 Trigger - Flat Face - Safety Tab Kit - Red
Lazy Wolf
$19.95F2 Flat Face VP Series Red Trigger Tab and Spring Set from Lazy Wolf Guns Replacement trigger safety tab, spring, and roll pin kit as pictured for the HK VP9 series of LWG triggers. Ideal if you need a replacement LWG trigger safety tab, spring and...HKP-20092$19.95