All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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ProMag 32 Round HK VP9 9mm Magazine - Black
Promag
$38.95ProMag - 32 Round - 9mm - VP9 - Blue Steel ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the...HKP-19371$38.95 -
SB Tactical - B&T - HK MP5K Swiss Folding Brace - Skeletonized
SB Tactical, B&T Brugger & Thomet
$239.95SB Tactical - B&T - HK MP5K Swiss Folding Brace - Skeletonized Factory Swiss B&T MP5K, SP5K folding pistol brace with the SB tactical/ B&T components assembled. A rare offering using the B&T Swiss manufactured folding polymer end cap with...HKP-21054$239.95 -
B&T MP5, SP5, 94, K - Mid Range Scope Mount
B&T Brugger & Thomet
$119.95B&T MP5, SP5, 94 - Mid Range Scope Mount Includes a witness hole so you can use iron sights with the mount installed. B&T Switzerland is a world leader in arms innovation. This same mount is in use by several militaries around the world. Buy with...HKP-16877$119.95 -
Comp-Tac HK P30L/HK45 RH Paddle Holster - Black
Comp-Tac
$80.95Comp-Tac HK P30L/HK45 RH Paddle Holster - Black The Comp-Tac Paddle Holster is an all-Kydex outside the waistband holster that may be worn for competition, general use or concealed carry. The Paddle is designed to be worn at 3:00 for the right handed...HKP-18817$80.95 -
Evolution Gun Works HK USP Full Size Deltapoint Pro Sight Mount
Evolution Gun Works
$49.95DELTAPOINT PRO SIGHT MOUNT FOR HK USP (FITS SHIELD RMS / RMSC / SMS | JPOINT | REDFIELD ACCELERATOR | AND OPTIMA) Included: Mounting hardware Compatible With: HK USP Tactical 9mm HK USP Tactical .45 ACP HK USP 9mm HK USP 40 S&W HK...HKP-20046$49.95 -
On Sale
FN-FNS .40 S&W Pistol Parts Kit
FN
Now: $287.95Was: $399.95FN FNS -40 Cal Pistol Parts Kit Kits comes complete less the lower receiver. Each kit was handpicked and comes in in the factory hard case as pictured. Includes: Complete slide assembly with firing pin and extractor assemblies Recoil rod...HKP-19741Now: $287.95Was: $399.95 -
Franklin Armory - BFSIII MP5 – Binary Trigger Group – SEF Navy Housing
FA Franklin Armory
$899.95Franklin Armory - BFSIII HK-C1 – Binary Trigger Group – SEF Navy Housing SEF Navy style- HK binary trigger group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger...HKP-19506-M$899.95 -
H&K 2 Round HK SLB 2000 30-06 Magazine - Black
H&K Heckler & Koch
$29.95HK SLB 2000 30-06 2 Round MagHKP-16997$29.95 -
H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Used Excellent
H&K Heckler & Koch
$36.95H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Used Excellent Handpicked best condition available. Comes with matching buttpad. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be...HKP-18497$36.95 -
H&K HK 33 Slimline Forearm - OD Green
H&K Heckler & Koch
$59.95H&K HK 33 Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm cut down to fit the HK 33. These are rare items only offered here at HK Parts. Each item is in good to excellent shape and will clean up nicely with a...HKP-20198$59.95 -
H&K MP5/SP5 Rear Sight Sets Complete All 7 Pieces
H&K Heckler & Koch
$129.95MP5, SP5, MP5K, & SP5K Rear Sight Set Complete - German HK Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. Each Set Includes The Following German HK...HKP-02531$129.95 -
H&K P30, HK45, USPC Recoil Spring
H&K Heckler & Koch
$18.95New HK German Pistol Recoil Spring This part is ideal for repair or a replacement item as this is a high-wear item. This spring is the factory-correct flat-style compression spring. Compatible With: HK 45C, HK45C Tactical HK USPC .45, USPC Tactical HK...HKP-01673$18.95 -
H&K UMP (9mm) 30 Round Magazine
H&K Heckler & Koch
$89.95HK German UMP 9mm 30 Round Factory Magazine The latest HK German production 30-round magazine is new and hard to find. Compatible With: UMP 9mm USC 9mm conversions Omega 9mm UMP/USC buildsHKP-00608$89.95 -
HK UMP .45 ACP Barrel - Threaded .578x28
HDPS
$349.95HK UMP .45 ACP Barrel - Threaded .578x28 HDPS UMP barrels are perfect for the USC to UMP conversions and for a replacement UMP .45 ACP barrel. They are considered by many to be the finest US-made barrel available. This barrel is the same length as a...HKP-20872$349.95 -
HKP 9mm - Micro Comp - Threaded 13.5x1 LH
HKP HK Parts
$49.95HKP 9mm - Micro Comp - Threaded 13.5x1 LH This precision engineered compensator is designed to enhance your shooting experience by reducing muzzle rise and improving accuracy. It's crafted for seamless installation and reliable performance...HKP-18061$49.95 -
HKP HK Mark 23 .45 ACP Knurled Micro Comp - Threaded 16x1 RH
HKP HK Parts
$29.95HKP/H&K Mark 23 .45 ACP Knurled Micro Comp - Threaded 16x1 RH The HK Parts Micro Comp & Thread Protector is a lightweight, fully functional accessory that serves as both a compensator and thread protector. Easily attaching to any factory spec...HKP-21328$29.95 -
Kaw Valley Precision 9mm 3-Lug Suppressor Adapter - Threaded 13.5x1 LH
Kaw Valley Precision
$36.95Kaw Valley Precision 9mm 3-Lug Suppressor Adapter - Threaded 13.5x1 LH The KVP 3-Lug adapters are precision manufactured to replicate the popular HK pattern 3-Lug interface, with exceptional concentricity of ID and OD surfaces. Machined on a high...HKP-19993$36.95 -
Magpul MS3 Sling - Gen 2 - Black
Magpul
$49.95Magpul MS3 Sling - Gen 2 - Black Magpul Industries MS3- Multi Mission Sling System Sling Black AR Rifles 1 or 2 Point Sling.HKP-13727$49.95 -
MP5, HK94, MP5K, SP89 & SP5K - Tac Latch
$69.95New Tac Latch (latest Generation) Paddle Style Magazine Release For The HK94, SP89 & SP5K Family Of Firearms HK's were designed to have a quick one-handed release capability for the magazine (paddle mag release). However, the semi-auto...HKP-02792$69.95 -
On Sale
Odin Hoslters HK P30 RH Appendix IWB Holster
Odin Holsters
Now: $49.95Was: $79.95Appendix Holster - IWB - Right Hand - HK P30 This is an inside the waistband holster. Each holster is made by hand and is made for use with the HK P30. Custom molded using a vacuum former for perfect fit and adjustable retention. Great for long...HKP-19658Now: $49.95Was: $79.95 -
RCM HK USPC .45 ACP Barrel - Threaded .578x28 RH
RCM
$270.00RCM HK USPC .45 ACP Barrel - Threaded .578x28 RH This HK USPC .45 ACP & USPC Tactical .45 ACP threaded barrel is designed for use with various flash hiders and sound suppressors. It features the common US .578x28 right-hand threads, ensuring...HKP-17448$270.00 -
RCM MP5, HK94, MP5K & SP89 9mm Bolt Head
RCM
$221.95HK MP5, 94, MP5K, & SP89 9mm - Complete Bolt Head Each bolt head incorporates a mixture of the finest quality US-made and factory German HK parts, making a new complete bolt head ready for use. Use this to replace out-of-spec bolt heads and worn-out...HKP-01241$221.95 -
Wilson Combet HK VP/45C/P30 Vickers Elite Battlesight - Black
Wilson Combat
$49.95Wilson Combet HK VP/45C/P30 Vickers Elite Battlesight - Black The high profile Vickers Elite Battlesight rear has a .165" wide, deep U-Notch for optimum sighting in low-light, dynamic range conditions and is a perfect match to our .140" wide front sights...HKP-18382$49.95 -
B&T BT APC9, BT APC45 Telescoping Brace Adapter - Black
B&T Brugger & Thomet
$649.95B&T BT APC9, BT APC45 Telescoping Brace Adapter The B&T telescopic brace adapter is an essential accessory to attach your favorite brace to your B&T firearm. Features: Complete adapter solution- no extra parts to buy except the brace...HKP-18989$649.95 -
B&T HK UMP (.40 S&W & .45 ACP) Birdcage Flash Hider
B&T Brugger & Thomet
$99.95B&T HK UMP (.40 S&W & .45 ACP) Birdcage Flash Hider B&T muzzle brake/flash hider birdcage style with quick detach lever for HK UMP .40 S&W & .45 ACP. Swiss made B&T quick detach flash hider for HK UMP .40 and .45ACP...HKP-16890$99.95 -
On Sale
BFSIII HK91, G3, PTR91 HK-C1 Franklin Binary SEF Navy Style Trigger Group
FA Franklin Armory
Now: $679.95Was: $849.95Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK91, G3, PTR91 3 Position HK Binary Trigger Group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger pack box,...HKP-19646-CPNow: $679.95Was: $849.95 -
H&K HK .40 Barrel O-Ring - Black
H&K Heckler & Koch
$4.95New HK German Black .40 Cal Barrel O-ring For All .40 Caliber Threaded Barrels This factory part is a high wear and replacement item as the O-ring provides the seal between the slide and the barrel, which provides a secure lockup and increased accuracy...HKP-02126$4.95 -
H&K HK MR556/416 Ejection Port Spring
H&K Heckler & Koch
$7.95HK MR556 & HK416 Ejection Port SpringHKP-02616$7.95 -
H&K HK MR762/417 Take Down Tool
H&K Heckler & Koch
$24.95HK MR762 & 417 Take Down Tool This item is used to take down the upper receiver from the lower receiver as well as tighten down the stock movement on the E1/E2 stock. Each tool will be stored in the rear of the E1/E2 stock and may come in black or...HKP-14438$24.95 -
H&K HK P7M8/P7M13 Detent, Piston
H&K Heckler & Koch
$9.95H&K HK P7M8/P7M13 Detent, Piston Compatible With: P7M8 P7M13HKP-16327$9.95 -
H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller
H&K Heckler & Koch
$29.95H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller Each spring is a great replacement for the converted packs that have bent elbow springs or for those that used the original F/A elbow springs that were bent to shape and are prone to breakage.HKP-00070$29.95 -
H&K USP 9mm Standard Threaded Barrel- Threaded 13.5x1 LH
H&K Heckler & Koch
$320.95H&K USP 9mm Standard Threaded Barrel - Threaded 13.5x1 LH This Heckler & Koch factory threaded barrel is a drop-in replacement for USP 9mm SD models. It can also be used on standard USP 9mm full-size models, but the O-ring should be removed for...HKP-17809$320.95 -
H&K VP9/VP9SK, VP40 Catch Pressure Spring
H&K Heckler & Koch
$6.95H&K VP9/VP9SK, VP40 Catch Pressure Spring Compatible With: HK VP9 HK VP9SK HK VP40HKP-16800$6.95 -
Maglula Gen 2 AR-15 5.56/.223 Mag Loader/Unloader
Maglula
$26.95Maglula Magazine Loader/Unloader - Generation 2, Lula, 223 Rem/556NATO, Fits AR-15 - Black The Maglula LULA magazine loader & unloader AR-15 for 223 Remington / 5.56mm NATO is a mil-spec tool that allows you to load and unload magazines fast,...HKP-14545$26.95 -
Nefarious Arms - NAS HK 416 Adjustable Gas Block
Nefarious Arms
$549.95Nefarious Arms - NAS HK 416 Adjustable Gas Block This is a user configurable 2 position adjustable gas block that can be installed on 11″ – 20″ A1 barrels. Each gas block ships with 5 vent screws, a screwdriver, anti-seize and detailed...HKP-21040$549.95 -
RCM HK USPC .40 S&W to .357 SIG Caliber Conversion Barrel - Non-Threaded
RCM
$237.50RCM HK USPC .40 S&W to .357 SIG Caliber Conversion Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest replacement barrel for the HK USPC ...HKP-17747$237.50 -
On Sale
Trijicon HK VP, P30, HK45C HD Night Sight Set - Orange
Trijicon
Now: $149.95Was: $150.95Trijicon HK VP, P30, HK45C HD Night Sight Set - Orange The HD Night Sights were specifically created to address the needs of tactical shooters. The three-dot green tritium night sight set's front sight features a taller blade and an aiming point ringed...HKP-14557Now: $149.95Was: $150.95 -
Out Of Stock
B&T MP5SD Tri-Rail Handguard
B&T Brugger & Thomet
$374.95B&T MP5SD Tri-Rail Handguard B&T manufactured MP5SD Tri-rail. Factory HK Part number 299459. Made in Switzerland for HK & B&T. Compatible With: All factory spec current production MP5SD models Specifications: Color: Black Height max:...HKP-16884$374.95 -
BlackHawk Tactical/Socom Pistol Case
BlackHawk
$89.95BlackHawk Tactical/Socom Pistol Case - Black Soft and discreet gun case 10"X 13"X 2.5" with fully modular pouches and YKK zippers. It is built well for a lifetime of use. Compatible With: HK45 HK45 HK USP Mark 23 VP9 Pistols or other HK or other various...HKP-12933$89.95 -
H&K Grip Screw
H&K Heckler & Koch
$8.95H&K Grip Screw It is a new HK German part that is now out of production. Great to have as a spare. Compatible With: HK91 HK93 HK94 SP89HKP-01725$8.95