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
Streamlight TLR-7 Sub Gun Light
Streamlight
Now: $146.21Was: $194.95Streamlight TLR-7 Sub Gun Light Maximize your weapons platform with interchangeable rear paddle switches that allow you to customize your TLR-7® sub to your shooting style. Designed to enhance...HKP-21088Now: $146.21Was: $194.95 -
HK SP5 Stock or Brace Adapter - AR M4 - QD Slint Attachment Point
HKP HK Parts
$159.95HKP HK SP5 AR, M4 Brace/Stock Adapter - QD Slint Attachment Point Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points and...HKP-20725$159.95 -
HKP Baseball Trucker Snapback Cap - OSFM - Tan and Black
HKP HK Parts
$17.95HKP Baseball Trucker Snapback Cap - OSFM - Tan & Black Get your hands on some of our premium hats! Features: Official HKP merchandiseHKP-20715$17.95 -
On Sale
HK VP9L Rail Mount Compensator for Threaded Barrel Gen 2
HKP HK Parts
Now: $74.96Was: $169.95HKP HK VP9L Rail Mount Compensator for Threaded Barrel Gen 2 Specifications: Length: 4 1/4 inches Height: 2 1/2 inches Weight: 5 oz.HKP-20631Now: $74.96Was: $169.95 -
HK91, G3, MP5 Sear Catch - Steel - New Build
H&K Heckler & Koch
$69.95Heckler & Koch's Sear Catch Release - Complete For HK 90 Series Trigger Packs New HK German manufacture. Sear/Catch complete with installed detent, spring, and roll pin. Compatible With:HKP-01459$69.95 -
On Sale
HK94 Barrel Shroud - Vertical Grip - Original - Vented
E&L MFG
Now: $89.22Was: $139.95HK94 Clone Original Vented Barrel Shroud w/ Grip This is the OEM HK part. The vertical grip is detachable and will not fit heavier barrels such as Vector or MKE barrels. Please Note: This will NOHKP-00020Now: $89.22Was: $139.95 -
On Sale
HK G36K Handguard - GSG9
GSG9
Now: $77.11Was: $120.95GSG9 Handguard with Hand Stop and Heat Shield for HK G36K HK G36K length latest production HK G36K handguard with built in heat shield. Each unit features a built in hand stop with sling attachment...HKP-18217Now: $77.11Was: $120.95 -
On Sale
B&T TP9, MP9 Brass Catcher - Side Rail - Picatinny
B&T Brugger & Thomet
Now: $35.67Was: $55.95B&T TP9/MP9 Picatinny Brass Catcher Side Rail New Swiss Made. Fits the brass catcher for the TP9, MP9 firearms. Please note that the hardware is not included as they are riveted on at the B&T...HKP-17296Now: $35.67Was: $55.95 -
HK VP9SK, VP40SK Grip Panel Right Side - Small
H&K Heckler & Koch
$18.95H&K VP9SK, VP40SK Right Side Grip Panel - Small - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. CompHKP-18296$18.95 -
Out Of Stock
HK VP40 Tactical Barrel - Threaded 14.5x1 - LH
H&K Heckler & Koch
$279.95H&K VP40 .40 S&W Tactical Barrel - Threaded 14.5x1 LH Precision made in Germany by HK, this barrel is crafted from cold hammer forged ordnance-grade steel. It represents the finest threaded factory...HKP-17994$279.95 -
On Sale
Key Mount Tool - Crows Foot Wrench for Dead Air Suppressors
Wasatch Arms
Now: $22.46Was: $54.95Wasatch Arms Key Mount Tool The Dead Air Crows Foot Wrench engages directly on the Key Mount brake allowing proper axial torque for quick and easy installation. Made in the USA and finished in blHKP-20299Now: $22.46Was: $54.95 -
On Sale
HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included
SB Tactical
Now: $188.03Was: $294.95SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment...HKP-19928Now: $188.03Was: $294.95