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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On Sale
HK MP5 Pistol Stabilizing Brace - SBA5
SB Tactical
Now: $214.95Was: $264.95SB Tactical HK MP5 SBA5 Pistol Stabilizing Brace SB Tactical brace married with our MP5 end cap creates a true drop-in brace. With a 5-position adjustable length, this brace can be tailored to fit any body frame. Available exclusively here at HK...HKP-21672-MNow: $214.95Was: $264.95 -
Out Of StockOn Sale
HK USP .45, Mark 23 Enhanced Magazine Extension Kit +5 - Black - BLEMISHED
HKP HK Parts
Now: $33.95Was: $49.95HKP HK USP .45/Mark 23 Enhanced Magazine Extension Kit +5 - Black - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK Parts USP .45/MK23 enhanced...HKP-21458-BL-BNow: $33.95Was: $49.95 -
HK90 Series Trigger - Refinished
H&K Heckler & Koch
$19.95Refinished German 90 Series Trigger Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94, Zenith, POF, MKE Clone or other custom buildsHKP-20678$19.95 -
Out Of Stock
Picatinny Rail Cover - 45mm
H&K Heckler & Koch
$14.95H&K 45mm Picatinny Rail Cover - Universal New factory HK rubberized picatinny rail cover. Specifications: Rail cover dimensions: 45x26x7 mm Compatible With: HK picatinny rails Other Picatinny railed applicationsHKP-18857$14.95 -
APC Jet Funnel - 9mm, .45 ACP
B&T Brugger & Thomet
$75.00B&T APC 9mm, APC .45 Jet Funnel Swiss B&T manufactured Jet funnel for the APC 9mm and .45 Cal models.HKP-18034$75.00 -
HK USP Grip Wrap - Granulate - .45 ACP
Talon Grip
$19.99TALON Grip - USP Full Size .45 - 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...HKP-20280$19.99 -
HK 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red
$89.95H&K 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red HK Parts +5 magazine extension coupled with a 13 round .40 cal factory German magazine body adds 5 additional rounds. For a total fully assembled hand fitted...HKP-20182$89.95 -
HK/HKP 19 Round HK VP9SK/P30SK Magazine Complete
HKP HK Parts / Heckler & Koch
$89.9510 Round Magazine with Black +7 Extension - 9mm - HK VP9SK & P30SK Drop-in magazine ready to go! HK Parts takes an existing 10 round magazine a +7 magazine extension and a 17 round mag follower from conversion kits to assemble them into a working 19...HKP-20060$89.95 -
HK45C LEM Conversion Kit - Complete
H&K Heckler & Koch
$199.95New HK German HK 45 Compact LEM Conversion Kit Complete For All HK 45 Compact Pistols Use factory installed trigger return spring for the light LEM (4.5-5.5lb) and the supplied heavy trigger return spring for the heavy LEM conversion. This LEM conversion...HKP-01037$199.95 -
Out Of Stock
HK VP9, P30, HK45C HD XR Night Sight Set - Orange Front Outline
Trijicon
$169.95Trijicon HK VP/45C/P30 HD XR Night Sight Set - Orange Front Outline The Trijicon HD XR Night Sights were specifically designed with the ever-evolving challenges of law enforcement agencies in mind. Building on the features of the current HD Night Sights,...HKP-18270$169.95 -
On Sale
HK Pistol Extended Magazine Carrier - .45 S&W - Large
NeoMag
Now: $19.95Was: $34.95NeoMag Extended Large .45 Magazine Carrier The NeoMag magazine carrier is the original magnetic pocket magazine holder. Compatible With: All steel bodied single and double stack magazines in .45 ACP Features: Titanium pocket clip - standard...HKP-18377Now: $19.95Was: $34.95 -
HK USP Jet Funnel Floorplate - 9mm / .40 S&W - Steel
H&K Heckler & Koch
$49.95H&K HK USP Jet Funnel Steel Floor Plate A great spare and replacement part to have on hand. The HK USP jet funnel floorplate will fit the original style and the new style magazines. Compatible With: HK USP 9mm HK USP 40 Cal Please Note: HK...HKP-01204$49.95