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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H&K 20 Round HK VP9, HK P30 9mm Complete Magazine - Black
H&K Heckler & Koch
$59.00HK VP9 &P30, P30L, P30S - 9mm - 20 Round Magazine Complete New HK German Manufactured & Factory Fresh Production. Each factory HK magazine holds 20 rounds for use in all VP9, P30, P30L, P30S 9mm Models. Each magazine is marked with the factory 20...HKP-18917$59.00 -
H&K 15 Round HK VP9/P30 9mm Magazine - Black
H&K Heckler & Koch
$49.95HK VP9, VP9L & P30, P30L, P30S 9mm - 15 Round Magazine New HK German manufacture and factory fresh production. Each factory HK all-steel-bodied magazine holds 15 rounds of 9mm ammunition for use in all P30, P30L, P30S & HK VP9 9mm models...HKP-00305-M$49.95 -
MI HK MP5/K, SP5/K Scope Mount Picatinny Rail
MI Midwest Industries
$80.95Top Picatinny Rail - MI HK MP5 and MP5K Easy no gunsmith install, all tools included Allows the user to mount an optic and a light or laser while retaining the factory handguard Patent-pending rock-solid design Weight 3.3oz. Constructed of 6061...HKP-19368$80.95 -
SB Tactical MP5 & SP5 Folding Brace
SB Tactical
$119.95SBT5A Side Folding Brace For The HK MP5, SP5 model Features: Each brace comes assembled ready to install no assembly required Made in the USA B&T inspired design & styling The finest folding pistol brace option for your HK MP5 model Seamless...HKP-18017$119.95 -
Out Of Stock
H&K Sling Loop For Front Sight Tower
H&K Heckler & Koch
$21.95H&K Sling Loop For Front Sight Tower This HK OEM item is brand new and not surplus or used. This is a must-have item for all of your re-barrel jobs, or for when you need to mount a sling loop to an HK build. This item is offered at the best price in...HKP-00144$21.95 -
HKP HK 416 Pistol Brace Adapter/AR .22LR Stock Adapter
HKP HK Parts
$34.95HKP HK 416 Pistol Brace Adapter/AR .22LR Stock Adapter Compatible With: AR 22, HK /Walther 416 .22lr Specifications: Made in the USA Easy to install no gunsmithing required machined from solid billeted alloy Hard coat anodized for a lifetime of...HKP-17442-M$34.95 -
MFI Ultra Low Profile Red Dot Mount - Aimpoint/Primary Arms/Vortex/Burris
MFI
$110.95MFI Ultra Low Profile Red Dot Mount - Aimpoint, RMR Style Red Dots The new MFI Ultra Low Profile Mount perfect for smaller red dot options The MFI ultra low profile scope mount offers the lowest profile of any HK scope mount on the planet. The MFI UL...HKP-17962$110.95 -
RennSteig 8 Piece Punch Set For HK Firearms
RennSteig
$34.95Metric Parallel Pin Punch Set With Guide Sleeves - German Manufacture - 8 Piece This punch set is the exact same set used in the HK Armorer classes and approved by HK for use when installing & removing the roll pins from HK pistols & rifles...HKP-16737$34.95 -
MP5, SP5 - A2 Fixed Stock-Black
$179.95MP5 A2 Fixed Stock - US Made Each stock counts as one US-made compliant part. Perfect for that build where you require a US-made part to be compliant. This is the finest US-made MP5 stock, as it has a rubberized backplate to reduce the felt...HKP-02314$179.95 -
HKP HK MP5 RMR / Holosun Optic Mount - Black
HKP HK Parts
$97.95MP5 - RMR / Holosun Optic Mount The finest mounting solution to properly mount your RDS on your MP5 or any other receiver that utilizes the same style mounting system. With our 3 piece optic mount, it makes installation a breeze. No need to damage your...HKP-20731$97.95 -
MFI Universal Low Profile Scope Mount
MFI
$124.95MFI Universal Low Profile Scope Mount MFI's universal mount will fit all models from 9mm through .308. The sleek design allows the operator to flip the scope mount in either direction without blocking the ejection port (MP5 in one direction and 223/308...HKP-00762$124.95 -
H&K HK VP9, P30 15 Round to 17 Round Magazine Conversion Kit
H&K Heckler & Koch
$14.95HK Magazine Conversion Kit - VP9/P30 - 15 round to 17 round Factory OEM German HK Magazine Upgrade Conversion Kit that allows the end user to convert an existing VP9/P30 15 round magazine body/magazine to 17 round capacity. Each kit will allow the...HKP-19715$14.95 -
HK/Walther/Colt .22LR Threaded Barrel Adapter - Converts 8x.75 To 1/2x28
USA
$29.95HK/Walther/Colt .22LR Threaded Barrel Adapter - Converts 8x.75 To 1/2x28 This custom adapter allows you to easily convert your .22LR barrel from 8x.75 to 1/2x28 threads. It replaces the stock flash hider and provides a secure, permanent mounting option...HKP-01845$29.95 -
On Sale
SB Tactical HK MP5, HK SP5 Retractable Pistol Stabilizing Brace - Black
SB Tactical
Now: $263.95Was: $329.95SB Tactical HK MP5, HK SP5 Retractable Pistol Stabilizing Brace - Black The HK MP5, SP5 pistol stabilizing brace is 3-position fully adjustable pistol brace and is comprised of a billeted 6061 alloy hard-coat anodized aluminum adapter, steel...HKP-19161Now: $263.95Was: $329.95 -
HKP MP5/MP5K Cocking Handle
HKP HK Parts
$29.95HKP MP5, MP5K Cocking Handle Our HK Parts US-made cocking handle, a precise replica of the German design. It seamlessly complements your other accessories, making it an essential addition to any build. Whether you need a reliable spare or want to elevate...HKP-00653-M$29.95 -
H&K MP5, MP5K & SP5K 9mm Extractor
H&K Heckler & Koch
$59.95New HK German HK 9mm Extractor - Latest Generation This is the latest and greatest HK MP5 (newest F style version) German extractor. Each unit works with all HK MP5, HK94, MP5K, SP89, SP5K, or other 9mm clones. A great part to have as a spare or to...HKP-00057$59.95 -
FMP Rifle Extractor Spring For All HK's - HK Contract FMP
FMP
$3.49HK Contract FMP (Portuguese) 308/7.62, 5.56/.223 Rifle Extractor Spring New factory contract part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger...HKP-16248$3.49 -
Out Of Stock
MFI HK MP5 .22 Scope Mount - Black
MFI
$109.95Low Profile Scope Mount For All HK MP5 .22's (HK, Walther, & Umarex) & ATI GSG-5 Pistols Or Rifles Just released the latest second-generation MFI Low Profile Scope mount for the Umarex HK MP5 & GSG-5 models. MFI scope mount offers the lowest...HKP-02389$109.95 -
H&K 30 Round MP5 Magazine Spring
H&K Heckler & Koch
$6.95HK MP5 30 Round Magazine Spring - German The MP5 30-round spring is a must-have replacement spring for all HK MP5 curved magazines. HK factory springs have been known to help cure worn, weak, or aftermarket magazine springs that do not feed well and...HKP-00089$6.95 -
H&K 90 Series Butt Stock Push Pin
H&K Heckler & Koch
$3.95H&K 90 Series Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. Large push pins are for the stock and the small push pin is for the forearm and lower. The HK German genuine push...HKP-18038$3.95 -
HK German Butt Stock Push Pin
H&K Heckler & Koch
$8.95HK German Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. These are great replacement or spare parts to keep on hand as they fit all of the 90-series firearms below. The large push...HKP-00076$8.95 -
US Ejector Lever Axle - 90 Series
HKP HK Parts
$6.95US Ejector Lever Axle This US ejector lever axle pin holds the ejector lever in place in the trigger pack. Made out to HK spec for the best US replacement part on the market. The best replacement for your worn out or broken axle. A must have replacement...HKP-20630$6.95 -
H&K 15 Round HK VP9SK/P30SK 9mm Magazine - Black
H&K Heckler & Koch
$49.00HK VP9SK & P30SK 9mm - 15 Round Magazine New German HK manufacture 15 Round 9mm P30SK, VP9SK mag. New factory fresh German HK manufacture. Compatible With: HK VP9SK HK P30SKHKP-18496$49.00 -
HKP HK VP9/VP40 Tactical Low Profile Magwell
HKP HK Parts
$44.95 - $59.95HKP HK VP9/VP40 Tactical Low Profile Magwell Low Profile, every day carry magwell for the HK VP9/VP40 pistol. The low profile mag-well is designed for the average every day VP owner. Whom would like the enhancements and competitive advantage a mag well...HKP-17802-M$44.95 - $59.95 -
HKP HK VP9/VP9L Optics Plate Replacement Screw
HKP HK Parts
$1.95Replacement Screw For VP9, VP9L Optics Plate & Optics Filler Cover Torx head plus T20 steel replacement screw for any HK German or USA made VP9 optics ready slide filler plate or optics plate. **Each screw is sold separately/individually. Please...HKP-19709$1.95 -
HKP HK VP9 9mm Holosun Mount Optics Plate #2
HKP HK Parts
$29.95 - $39.95HKP HK VP9 9mm Holosun Mount Optics Plate #2 The finest aluminum mounting solution for your HK VP9 Series Optic Ready model. New solid billet machined aluminum optics plate. Each plate is CNC machined from a solid billet of ordnance grade aluminum,...HKP-19690-M$29.95 - $39.95 -
On Sale
Magpul AR-15 PMAG 30-Round (5.56/.223) Magazine
Magpul
Now: $8.95Was: $14.95Magpul AR-15 PMAG 30-Round 5.56/.223 Magazine Magpul Original Equipment (MOE) is a line of firearm accessories designed to provide a high-quality, economical alternative to standard weapon parts. The MOE line distinguishes itself with a simplified...HKP-14559Now: $8.95Was: $14.95 -
H&K 20 Round HK MR762/417 7.62/.308 Magazine - Black
H&K Heckler & Koch
$59.00HK MR762 & HK417 - 20 Round Magazine This is the factory OEM magazine for the new HK 7.62 X 51mm rifles. It is the highest magazine capacity available for the MR762 and HK417 family of firearms. Compatible With: HK MR762 HK 417 HK G28HKP-01700$59.00 -
Out Of Stock
Maglula MP5/SP5 Magazine Loader/Unloader
Maglula
$29.95Maglula Mag Loader/Unloader When using this part, the magazines can be loaded in 1/3 (60% less) of the time than loading by hand; this equates to more time shooting and less time loading. Features: Easy to use (step-by-step instructions included) Loads...HKP-14546$29.95 -
HKP 25 Round HK MP5 .22 Magazine Spring
HKP HK Parts
$3.9525 Round HK MP5 .22 Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. Please note: This spring can be used to convert the 10-round magazine to...HKP-02786$3.95 -
Out Of Stock
RCM HK MP5K/N/PDW # 28 Locking Piece 80 Degree
RCM
$34.95RCM HK MP5K/N/PDW # 28 Locking Piece 80 Degree This part is used in conjunction with a suppressor and 147-grain or heavier ammunition. This item is made 100% here in the US from enhanced steel and heat treated to the proper specifications...HKP-02190$34.95 -
On Sale
SB Tactical HK MP5 .22LR Pistol Stabilizing Brace
SB Tactical
Now: $99.95Was: $149.95SB Tactical - HK MP5 .22LR Pistol Stabilizing Brace The SBT5-22 Pistol Stabilizing Brace® enhances your HK MP5 .22LR with an integral, side-folding polymer endplate. The SBT5-22 gives you all of the advantages of a pistol with improved control by...HKP-21226Now: $99.95Was: $149.95 -
HKP HK USP/P30/P2000 Light Hammer Spring
HKP HK Parts
$8.95HKP HK USP/P30/P2000 Light Hammer Spring Finally a New US Production 10 lb. Hammer Spring For HK USP, P30 & P2000. Brought about by many customers asking for a 2 lb. lighter hammer spring than stock (12 lb.). This is also a popular hammer spring used...HKP-16489$8.95 -
H&K 91/G3 (7.62x51/.308) 20 Round Aluminum Magazine
H&K Heckler & Koch
$24.95New German 20 Round Aluminum Magazine - G3, 91, PTR Brand new old stock German manufactured paratrooper alloy magazine. This item is no longer in production and is getting harder to find in new condition. These mags are the real deal, perfect for your HK...HKP-00222$24.95 -
HK MP5 .22 Match Trigger Upgrade Spring Kit
HKP HK Parts
$17.49H&K MP5 .22 Match Trigger Spring Kit - Set of 3 Enhanced Springs The HK Parts Match drop-in spring upgrade set will enhance your MP5-22's trigger pull to an even smooth, crisp, and lighter pull that will promote better control, which in turn promotes...HKP-17335$17.49 -
H&K 10 Round HK 45/45 Tactical .45 ACP Magazine - Black
H&K Heckler & Koch
$49.00HK45 10 Round Magazine The HK45 is the newest .45 Caliber pistol HK manufactures. This is the largest mag capacity magazine available for the HK45 and HK45 Tactical pistol. Compatible With: HK45 HK45 Tactical Please Note: This will not fit the...HKP-00958$49.00 -
H&K 12 Round HK USP .45 ACP Extended Floorplate Magazine - Red Follower
H&K Heckler & Koch
$49.99HK German Production USP .45 - 12 Round Magazine - Red Follower Compatible With: HK USP .45 Full-Size Pistols HK USP 45 Tactical USP Expert, USP Elite Please Note: This will not fit the HK Mark 23 without swapping the floorplate to the Mark 23...HKP-21418$49.99 -
HKP HK VP9/VP9SK, HK VP40 Ultra Match Spring Set
HKP HK Parts
$19.95HKP HK VP9/VP9SK, HK VP40 Ultra Match Spring Set Ultra Match drop-in spring kit will give your VP9, VP40 an even smoother, crisper, and lighter pull that helps promote consistent match-grade accuracy, and control, by dropping the trigger pull of your...HKP-17222$19.95 -
AC-Unity 30 Round HK MP5 9mm Magazine - Black
AC-Unity Magazines and Parts
$22.95AC-Unity 30 Round HK MP5 9mm Magazine - Black CLICK ON THE "Bulk Pricing" LINK ABOVE (UNDER THE SKU NUMBER) FOR OUR BULK PRICING SCHEDULE The AC-Unity 30 round MP5 magazine is a lightweight, impact resistant and reliable magazine for all 9mm HK MP5, SP5,...HKP-20155$22.95 -
H&K, Walther 10 Round HK MP5 .22LR Magazine - Black
$39.95HK MP5 22 - 10 Round magazine Brand new Walther/HK German manufactured for the HK MP5-A5 & MP5SD .22 rifle & Pistols. Each magazine offers a 10 round magazine capacity & fits all HK, Walther, Umarex MP5 A5 & MP5SD .22 rifles. A good...HKP-19923$39.95