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 MP5, MP5K Muzzle Device - KeyMod Suppressor Compatible- Threaded 1/2x28 - 9mm
JMAC Customs
Now: $77.95Was: $99.95JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMod Suppressors - Threaded 1/2x28 The360HD is the latest evolution in JMac's Custom's™ Recoil Reduction Device™ (RRD)family of muzzle brakes,...HKP-21256Now: $77.95Was: $99.95 -
Out Of Stock
B&T GHM9 Stock or Brace Adapter - Telescopic
B&T Brugger & Thomet
$510.00B&T GHM9 Telescopic Brace/Stock Adapter Switzerland manufactured telescopic brace adaptor for Gearhead Works Tailhook MOD 1. Tailhook is not included. ***Stabilizing braces sold by HK Parts are...HKP-18946$510.00 -
On Sale
HKP Shirt - Long Sleeve - Black
HKP HK Parts
Now: $10.46Was: $19.95HKP Long Sleeve Tee - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features:HKP-21024-MNow: $10.46Was: $19.95 -
HK MP5, SP5 Trigger Housing - SEF Semi Auto - 9mm
H&K Heckler & Koch
$199.95H&K Heckler and Koch 9mm SEF Semi-Auto Trigger Housing for Universal HK MP5 and HK SP5 The ultimate solution for MP5 and SP5 style receivers, this universal trigger housing simplifies swapping...HKP-20326$199.95 -
HK MP5 Receiver Flat- 9mm
LSC
$239.95MP5 Receiver Flat - PTR/LSC New PTR 9mm Receiver Flat made on the original LSC tooling. This flat is considered by many to be the most sought-after HK flat available on the market and perfect for...HKP-01431$239.95 -
On Sale
Thread Protector - .40 S&W - Tactical Barrels - 14.5x1 LH
HKP HK Parts
Now: $10.10Was: $17.95HK VP40, P2000, USP40, P30 Thread Protector - Threaded 14.5x1 LH - .40 S&W HKP tactical thread protector for HK .40 S&W barrels threaded 14.5x1 LH. Designed as the correct thread protector for HK...HKP-99502Now: $10.10Was: $17.95 -
HK Pistol Field Cleaning Kit - .45 ACP
H&K Heckler & Koch
$69.95H&K HK .45 ACP Pistol Field Cleaning Kit This is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. CompaHKP-01245$69.95 -
HK P30L, P30, P30SK Straight Trigger - Hybrid
Grayguns
$95.00Grayguns HK P30, P30L, P30SK Hybrid Straight Trigger The Grayguns hybrid straight trigger blends the look of a straight trigger with a slight curve to reduce trigger reach. Consider this hybrid to...HKP-22329$95.00 -
HK MP5 M-LOK Wide Handguard
H&K Heckler & Koch
$98.95H&K MP5 M-LOK Wide Forearm Genuine HK wide forearm with the addition of M-LOK slots for a unique, functional handguard solution. This is a great option for those that want a genuine HK handguard...HKP-21870$98.95 -
Streamlight TLR-9 Weapon Light - 1,000 Lumens
Streamlight
MSRP: $269.66$144.95Streamlight TLR-9 Weapon Light - 1,000 Lumens Maximize your weapons platform with interchangeable rear paddle switches that allow you to customize your TLR-9 to your shooting style. Features:HKP-21620MSRP: $269.66$144.95 -
Out Of Stock
HK416 A5 Trigger Guard - RAL8000
H&K Heckler & Koch
$54.95H&K HK 416 A5 Trigger Guard: Check out the factory H&K A5 trigger guard, now available in the highly desirable Ral8000 anodized finish. This is the latest and greatest addition to complete your A5...HKP-21517$54.95 -
HK VP9, P40 Backstrap - Small
H&K Heckler & Koch
$29.95Heckler and Koch Small Black Backstrap for HK VP9, HK VP40 New HK German manufacture. Compatible With: VP9HKP-16814$29.95