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, 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 MP5, HK94 Cocking Tube Support Handle Pin
H&K Heckler & Koch
$1.95HK German MP5, 94 cocking tube support handle pin This spring pin holds the cocking handle in place on the cocking tube support. This is also the same part for the front sight roll pin for the triple frame (front sight tower).HKP-00656$1.95 -
Maglula Mag Loader/Unloader
Maglula
$29.95Constructed of high impact durable polymer, the MP5 LULA is an MP5 magazine loading and unloading tool. Each loader is made to quickly load and unload your 9mm MP5 magazines in seconds. This will allow you to do more shooting and less loading. With this...HKP-14546$29.95 -
Semi Auto Shelf For Receiver - Billeted
$19.95Semi Auto Shelf For Receiver - Billeted HK Semi Auto Shelf milled from one solid billet to HK's factory specifications (no castings here). This is the needed receiver shelf that is welded to the receiver to allow the use of the clipped & pinned...HKP-01521$19.95 -
GSG HK MP5 .22LR Magazine Clamp
GSG German Sports Guns
$29.95HK MP5 22LR - Magazine Clamp Each HK-style mag clamp is made of steel and is the highest quality aftermarket magazine clamp ever made, as these were made specifically for the MP5 .22LR mags. Holds two magazines together for tactical use and faster mag...HKP-00791$29.95 -
HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Hex Buffer Screw - Front
HKP HK Parts
$0.69Enhanced Hex Style Buffer ScrewNew upgraded hex head style front buffer screw. Each buffer assembly uses 2 of these screws to affix the buffer to the back plate and central stock section. The old style buffer screws were used the older slotted head and...HKP-17883$0.69 -
Black Dog Machine 50 Round HK 416 .22LR Magazine - Translucent
Black Dog Machine
$99.95HK, Walther, Umarex HK416 50 Round - .22 LR MagazineEach 50 round magazine fits the HK 416 .22 rifles & pistol models.Made in the USA by BDM exclusively for HKPARTS. Using an existing drum model that is tried and true. This is the only drum ever to...HKP-16236$99.95 -
Gear Head Works Tailhook Mod 1C - Black
Gear Head Works
$164.95The Patented Tailhook MOD 1C is 30% lighter and 30% more compact than or standard Mod 1. With a profile similar to the SCW Tailhook it truly is the most compact pistol brace on the market today. At less than an inch thick, it can be adapted to...HKP-19655$164.95 -
HKP HK USP Pistol Light, Laser Adapter
HKP HK Parts
$28.95HKP HK USP Pistol Light, Laser Adapter This is the flashlight adapter needed for all HK USP Full Size Pistols to attach an aftermarket light or laser to the bottom rail of the firearm since HK USP's use a proprietary rail system. Made from hard coat...HKP-00960$28.95 -
HKP 17 Round HK VP9, P30 Extended Magazine Spring With +5 Extension Kit
HKP HK Parts
$39.95HK Parts Magazine Extension +5 Capacity for HK 17 Round Magazine - HK VP9, P30, P30LNEW & IMPROVED GEN 2 MODEL!HKPARTS magazine extension +5 kit adds 5 additional rounds to the HK VP9/P30 17 round magazine with the simple swap of the floor plate...HKP-19296$39.95 -
HKP MP5 Cocking Handle - Extended Knurled
HKP HK Parts
$39.95HK MP5, MP5K Cocking Handle ExtendedNew extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and is made 100% from solid billet. Each item also count as a needed US made...HKP-16999$39.95 -
HKP MP5-SD Enhanced SD Shroud
HKP HK Parts
$129.95MP5 SD weldable suppressor shroud for HK MP5 SD buildsThe finest SD shroud ever made or available. CNC machined & fully de-burred with the handguard attachment lugs being machined in from the outset not welded in as found on all aftermarket style...HKP-15701$129.95 -
On Sale
Glock 17 - 33 Round 9mm Magazine - Black
Glock
Now: $32.95Was: $36.95Glock 17 9mm - 33 Round Magazine - Black Factory OEM drop-free magazines for your Glock handgun. Glock magazines have a hardened steel insert encased in high-tech polymer. This polymer coating protects the magazine and prevents deformation, even when...HKP-00011Now: $32.95Was: $36.95 -
MFI HK MP5K, HK SP5K Universal Low Profile Scope Mount - Black
MFI
$124.95Universal Low Profile Scope Mount for HK MP5K, SP5KThis mount differs from our Regular 5.5" Long HK Low Scope Mounts in that it is slightly shorter in length and is contoured at the front to allow more area between the cocking handle and the rail. This...HKP-19266$124.95 -
Out Of Stock
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95Made in the USA from solid billet machined ordnance grade steel, heat treated, finished in a QPQ Nitride finish. With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will...HKP-18364$49.95 -
HK 9mm Barrel O-Ring For Thread Protector - Green
H&K Heckler & Koch
$4.95HK German 9mm barrel O-ring - GreenFor thread protector or barrel slot on the Elite barrel. The o-ring is a high wear and replacement item. Stock up at the lowest price in the country. To save even more order 10 or more and get an additional $1 off per...HKP-19729$4.95 -
H&K 13 Round HK VP40/P30/P30L .40 S&W Magazine - Black
H&K Heckler & Koch
$53.9513 Round S&W Magazine - Black New HK German manufacture & factory fresh manufacture. Compatible with: HK VP40, VP40 Tactical HK P30 HK P30L HK P30S HK P30SK Please note: This will also fit the USPC & P2000/P2000SK .40 cal models but...HKP-01474$53.95 -
H&K MP5 & MP5K Railed Scope Mount - MLI
H&K Heckler & Koch
$329.95HK German Low Profile Mount For HK MP5, SP5 & MP5K, SP5K - MLI Recently released HK German manufactured HK MP5, MP5K low profile picatinny scope mount. Manufactured in house at HK in Germany as part of the "Mid-Life Improvement" upgrade for the HK...HKP-17629$329.95 -
Out Of Stock
SB Tactical MP5 & SP5 Folding Brace
SB Tactical
$149.95SBT5A Side Folding Brace For The HK MP5, SP5 model: Each brace comes assembled ready to install no assembly required Dreamed Up, Designed, Manufactured & Assembled 100% In The USA B&T inspired design & styling The finest folding pistol brace...HKP-18017$149.95 -
On Sale
MFI Universal Low Profile Scope Mount
MFI
Now: $99.95Was: $129.95MFI Universal Low Profile Scope Mount The new "universal" mount will fit all models from 9mm through .308 and every model in between. The sleek universal design allows the operator to flip the scope mount in either direction without blocking the ejection...HKP-00762Now: $99.95Was: $129.95 -
H&K 10 Round HK VP9SK/P30SK 9mm Magazine w/ Extended Finger Rest - Black
H&K Heckler & Koch
$50.95HK VP9SK & P30SK 9mm - 10 Round Magazine With Rubberized Extended Finger RestNew German HK manufacture 10 Round 9mm P30SK, VP9SK magazine with factory HK rubberized pinky extension.Fits all HK P30SK & VP9SK models HK VP9SK HK P30SKThis mag comes...HKP-17993$50.95 -
PTR Semi Auto Spacer With Elbow Spring - Match Grade
PTR
$11.95PTR Semi Auto Spacer With Elbow Spring - Match Grade For use on all HK semi-auto trigger packs. It's a must-have for those converting a full auto trigger pack to semi-auto. This unit provides a "match" grade feel to your trigger pull.HKP-00838$11.95 -
Lazy Wolf HK Reduced Power Hammer Spring - 11 lb.
Lazy Wolf
$9.95An exciting new offering as a joint collaboration from the widely renowned pistol smith Lazy Wolf Guns & HK Parts! This custom spring was designed exclusively by master trigger smith Rick Holm at LWG where his custom spring line is used in all of his...HKP-18147$9.95 -
H&K Velcro Patch
H&K Heckler & Koch
$4.95Factory HK Black & Red Patch With Full Velcro BackWear your pride in HK with this HK logo patch. Embroidered HK patch with a full velcro backing for fitment on range bags, hats, clothing, etc.Dimsions:3.5" L x 2.5" HHKP-17322$4.95 -
Retractable Stock Buffer - MP5 A3 - USA
$7.74MP5 A3 Retractable Stock "H" Buffer For All HK A3 Retractable StocksThe A3 stock buffer is a high wear and common replacement items that does need to be replaced when they become torn, cracked, brittle, discolored & worn. These units are made from...HKP-14012$7.74 -
H&K 15 Round to 17 Round HK VP9, P30 Magazine Conversion Kit w/ Red Follower
H&K Heckler & Koch
$16.95HK Magazine Conversion Kit - VP9/P30 - 15 round to 17 round - Red Follower 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...HKP-20683$16.95 -
MFI HK G3,91,93,33 PTR & MP5 Scope Mount - Windowed
MFI
$133.95This particular model is the exact same as the best selling low profile mount only with added windows for extra weight savings and a viewing window to see the serial numbers on the MP5,94 series of firearms without taking the mount off. The MFI low...HKP-02708$133.95 -
H&K 15 Round HK USP 9mm Magazine - Black
H&K Heckler & Koch
$49.00H&K 15 Round HK USP 9mm Magazine - Black New factory-fresh & the latest HK production USP 9mm 15 round magazine. Compatible with: USP 9mm Full Size USP 9mm Tactical USP 9mm Elite, Expert (without jet funnel installed) USP P8HKP-00323$49.00 -
H&K German Sling Hook - Black
H&K Heckler & Koch
$8.95New old stock HK German sling hook. Made from steel not the cheap aluminum or zinc offerings found elsewhere. Made in Germany.Great For HK sling projects and for spares. The real deal. This is the sling hook that all others look up to. Hard to find. 1"...HKP-19433$8.95 -
Walther 20 Round HK 416/Colt M4 .22LR Magazine - Black
Umarex / Walther
$35.00HK, Umarex, Walther, HK416 .22LR Magazine - 20 Round Magazine - ON SALE WHILE SUPPLIES LAST! SPECIAL BUY!Brand New HK/Walther German manufactured 20 round .22 cal magazine. This magazine will fit and work in the following rifle & pistol models: HK...HKP-01748$35.00 -
HKP HK VP9 Optics Plate #5 Fastfire, Viper, Venom
HKP HK Parts
$39.95HK VP9 Series Optics Ready Plate #5 Optics Mounts Fastfire, Vortex - Aluminum 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...HKP-19689$39.95 -
KCI 20 Round HK91/G3/PTR 7.62 x 51mm/308 Magazine - Black
KCI
$12.95HK 91, G3, PTR .308 20 Round All Steel Magazine - KCI Designed to fit your G3, HK91, & PTR style firearms chambered in .308 and 7.62x51. This standard capacity 20-round magazine provides reliabile and smooth feeding. Constructed of steel with a...HKP-19970$12.95 -
Comp-Tac HK P30L Comp Carry Holster - Right Hand
Comp-Tac
$79.95Rail Mount Compensator & Comp Weight - International Holster - Right Hand - HK P30L At last a custom made Comp-Tac International OWB holster for your HK pistol that allows you to have the Rail Mount Compensator, Comp weight, or Match Weight...HKP-20020$79.95 -
HKP Vertical Grip - Picatinny Mount - Long
HKP HK Parts
$29.95This grip is by far the nicest grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there that offers a built in aluminum locking block for ease of security...HKP-15296$29.95 -
H&K HK G3, HK 91, PTR Locking Lever
H&K Heckler & Koch
$9.95Locking Lever - HK German G3 - New Old stockNo longer made or offered by HK. This is the factory HK German manufactured bolt carrier locking lever. New never installed.These are the LAST new units that HK made. There will be no more once we are sold out...HKP-19485$9.95 -
H&K HK VP9, HK VP9L Optics Plate #2 RMR - Black
H&K Heckler & Koch
$48.95Optics Plate #2 RMR - HK VP9, VP9L New HK German optics plate. The factory OEM steel plate. Plate compatible with: Trijicon RMR and Holosun Compatibility: HK VP9 OR, VP9 Tactical OR HK VP9L OR HK VP9 Match OR VP9SK OR **Plate Only works with VP9...HKP-19253$48.95 -
H&K Locking Roller Pin For Bolt Heads
H&K Heckler & Koch
$6.95H&K Locking Roller Pin For Bolt Heads HK roller retainer pin or clamping sleeve (holds roller retainer plate in place). Each retainer pin works with all roller retainer plates & springs. All 3 types including oval-shaped roller retainer...HKP-00066$6.95 -
Out Of Stock
H&K MP5 & MP5K 9mm Magazine Clamp
H&K Heckler & Koch
$149.95HK German MP5 & SP5 Or MP5K & SP5K 9mm Magazine Clamp Allows the user to clamp two times MP5 9mm 30-round magazines together for ease of use & safety by keeping two magazines usable and at your disposal. A Heckler & Koch German made...HKP-00083$149.95 -
H&K G36 (5.56/.223) 30 Round Magazine - Black
H&K Heckler & Koch
$49.95HK German G36 30 Round Magazine The new HK German 30-round magazine fits all G36, G36K, and G36C variants & converted SL8's with the G36 mag well—factory fresh latest HK manufacture.HKP-00624$49.95 -
H&K HK VP/P30 Magazine Floor Plate - Black
H&K Heckler & Koch
$8.95HK VP9, VP9SK, VP40, P30, P30L & P30SK Rubberized Floor Plate HK German rubberized factory floor plate. Compatible with: VP9 VP40 P30, P30L, P30S P30SK 10 round mags VP9SK 10 round mags Please note: This will not work or fit on 10-round VP9,...HKP-01616$8.95 -
Magpul HK MP5, HK SP5, HK AP5 SL Hand Guard - Black
Magpul
$49.95The Magpul SL Hand Guard for the HK MP5 is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics and anti-slip texturing. It also includes M-LOK® compatible slots that allow mounting of modern...HKP-19309$49.95