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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HKP HK MR556/416 Handguard Rail System Hex Screw
HKP HK Parts
$9.95HK416, MR556 Replacement Handguard Rail Screw - Hex- Stainless Steel Hex head replacement handguard retention screw for your HK416, MR556 forearm. Made in the USA from 17-4 SS with a 5mm hex head for ease and use when installing and taking off the...HKP-17657$9.95 -
Magpul AFG2 Angled Foregrip for Picatinny Rail - Black
Magpul
$33.95Magpul AFG2 Angled Fore Grip for Picatinny Rail - Black Made in the USA, the AFG-2 (Angled Fore Grip) is a slim line design that is shorter in overall length and width in comparison to the original AFG. By positioning the shooter's...HKP-10655$33.95 -
Magpul HK SP5 SL Grip Module
Magpul
$129.95 - $179.95Magpul HK SP5 SL Grip Module HK Parts brings a solution for those that are looking to upgrade to the Magpul SL grip. Click the drop down menu to select either the clipped and pinned or push pin options. This is a perfect option for those wanting improved...HKP-20574-M$129.95 - $179.95 -
H&K 10 Round HK P2000/USPC .40 S&W Magazine
H&K Heckler & Koch
$49.00H&K 10 Round HK P2000/USPC .40 S&W Magazine Factory HK German 10 Round magazine. Compatible With: HK USP Compact .40 S&W HK P2000 .40 S&W HK P2000 SK (will fit below the bottom of the mag well)HKP-00311-M$49.00 -
H&K HK MR556/MR762/416/417/G36/SL8 Complete Gas Piston
H&K Heckler & Koch
$50.95H&K HK MR556/MR762/416/417/G36/SL8 Complete Gas Piston New HK German gas piston assembly with three locking piston rings installed. This is a great spare part to have on hand, as the gas piston takes a lot of wear and tear. Compatible With: HK...HKP-00047$50.95 -
H&K USP/USPC/VP40 Extractor Spring
H&K Heckler & Koch
$7.95H&K USP/USPC/VP40 Extractor Spring The extractor spring is one of the hardest working parts of your HK pistol. The extractor spring should be changed every 5K rounds. A must-have spare part to have on hand. Compatible With: HK USP 9, 40 .45...HKP-01079$7.95 -
HKP HK VP9L MOD 1 Compensator - Black
HKP HK Parts
$189.95HK Parts MOD 1 Compensator: H&K VP9L The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...HKP-21434$189.95 -
SB Tactical SBA4 Pistol Stabilizing Brace
SB Tactical
$99.99SB Tactical SBA4 Pistol Stabilizing Brace Designed for all platforms capable of accepting a mil-spec carbine receiver extension. The SBA4 is 5-position adjustable and features an integral, ambidextrous QD sling socket. Compatible With: HK MR556...HKP-19927$99.99 -
Lazy Wolf VP C1 Curved Series Trigger - Black
Lazy Wolf
$129.95C1 - Curved VP Series Trigger - Lazy Wolf Guns In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is a superior trigger, developed after more...HKP-18748$129.95 -
PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH
PTR
$25.95PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH Correct HK threading 15x1 right hand with HK style retaining spring to latch on the HK splined barrel. Made in the US and counts as one US 922r compliant part. Specifications: Threaded...HKP-02148$25.95 -
H&K MP5, 93/53, G3 (9mm, 5.56/.223, 7.62/.308) 3 Position (S,U,O Pictogram) Contract Housing - USED
H&K Heckler & Koch
$29.95H&K MP5, 93/53, G3 (9mm, 5.56/.223, 7.62/.308) 3 Position (S,U,O Pictogram) Contract Housing - USED Enhance your H&K firearm with this authentic contract housing, featuring a 3-position pictogram (S, U, O) for versatile fire control...HKP-19912$29.95 -
HKP 17 Round HK P2000/USPC Complete .40 S&W Magazine
H&K / HK Parts
$79.95HKP 17 Round HK P2000/USPC Complete .40 S&W Magazine HK P2000 +5 magazine extension coupled with a new full-size HK P2000 .40 Cal 12 round magazine. Each unit is then fully assembled as a 17 round HK P2000 magazine. Ideal for competitive shooters,...HKP-18642-M$79.95 -
USP Compact Pistol Laser & Light Adapter
USA
$27.95USP Compact Pistol Laser & Light Adapter This is the adapter needed for all HK USP Compact 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 anodized...HKP-00959$27.95 -
Strike Industries HK VP9 +5 Extended 9mm Magazine Plate
Strike Industries
$19.95Strike Industries HK VP9 +5 Extended 9mm Magazine Plate The Strike Industries Extended Magazine Plate for HK VP9 was designed to provide smoother magazine reloading through a slow drag / no snag design while maintaining maximum magazine capacity. The...HKP-19607$19.95 -
Out Of Stock
B&T HK MP5K, SP5K Telescopic Brace
B&T Brugger & Thomet
$650.00B&T Telescopic Brace for HK MP5K, SP5K B&T telescopic brace for HK SP5K/MP5K and clones Specifications: Length adjustable in 5 positions Includes replaceable elastomer rubber buffer Just add your favorite tailhook style device and you are good...HKP-19861$650.00 -
FMP - G3 Parts Kit - With Mags
HKP HK Parts
$290.00FMP - G3 Parts Kit - With Mags The G3 has been an iconic battle rifle utilized all over the world and revered as one of the best that H&K has offered. You now have the opportunity to build one of these iconic battle rifles. Licensed by H&K and...HKP-20865$290.00 -
HKP HK USP 9/40 Compensator
HKP HK Parts
$199.95HK USP 9/40 Compensator The HK Parts USP 9/40 compensator will add a sleek and tactical look to your USP. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you to...HKP-20813$199.95 -
HKP HK VP9SK/P30SK Magazine Pinky Rest
HKP HK Parts
$22.95HKP HK VP9SK/P30SK Magazine Pinky Rest This machined floorplate allows the user to quickly swap the floorplate to add a finger rest for the pinky on a standard VP9SK & P30SK 10-round magazine. Why settle for cheap plastic or 3D-printed...HKP-17853-M$22.95 -
HKP Roller +1 - New - 8.01mm
H&K Heckler & Koch
$8.99Roller +1 - New - 8.01mm HK Parts Standard (8.01 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19424$8.99 -
Out Of Stock
MI HK MP5 Top Rail - Black
MI Midwest Industries
$159.95MI HK MP5 Top Rail - Black Midwest Industries Picatinny and M-lok top rail for MP5, HK94 style weapons and clones. An amazing profile option for your MP5 style weapon. Offers a combination of strength, adaptability and extreme lightweight features. This...HKP-19112$159.95 -
Out Of Stock
MKE PTR PDW Retractable Stock
MKE
$459.95MKE PTR PDW Retractable Stock A3 Factory new MKE stock professionally converted to fit PTR PDW rifles and pistols. This PTR PDW stock was modified with a heavy profile collapsing rod insert heat treated for longevity. The correct collapsing length on the...HKP-21376$459.95 -
Trijicon, HKP HK MP5 3.25 MOA / Optic Mount Bundle - Black
Trijicon
$595.95RMR Optic Mount - Bundle - HK MP5 Includes: (1) Trijicon RMR Type 2 Red Dot Sight - 3.25 MOA Red Dot, LED Illuminated (1) MP5 RMR Optic Mount The finest mounting solution to properly mount your RDS on your MP5 or any other receiver that utilizes...HKP-20732$595.95 -
On Sale
Troy Industries 30 Round M16/AR-15 Battle Magazine - Black
Troy Industries
Now: $8.95Was: $13.99Troy Industries 30 Round M16/AR-15 Battle Magazine - Black Troy Battle Magazine featuring a slick polymer textured design for smooth operation. Also comes with a free interchangeable pull tab ($5 value) for those that want the "pull" feature. Compatible...HKP-15489Now: $8.95Was: $13.99 -
Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel
$599.95Flat Bending Jig Set For All HK Style Flats - Billeted - All Steel NEW- LATEST 4th GENERATION 100% ALL STEEL VERSION AND DESIGN. THE FINEST JIG SET AVAILABLE! All steel billeted universal flat bending jig for all HK receiver flats including our new...HKP-19595$599.95 -
Out Of Stock
H&K HK VP9 Supressor Height Sights Optics Ready Slide
H&K Heckler & Koch
$344.95H&K VP9 Optics Ready Slide - Suppressor Height Night Sight - Orange Front Sight HK VP9 OR slide easily converts a standard VP9 or VP9-B into an optics-ready platform. This kit includes cocking supports, complete firing pin assembly, extractor...HKP-19505$344.95 -
On Sale
HKP 20 Round Extended Magazine – Glock 19 – Red
HKP HK Parts
Now: $29.95Was: $49.95HKP 20 Round Extended Magazine – Glock 19 – Red Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a lifetime of use. Completely assembled with a enhanced extended spring...HKP-20851Now: $29.95Was: $49.95 -
HKP, H&K 20 Round HK VP40/VP40 Tactical, P30/P30L/P30S .40 Cal Magazine - Black
HK Parts, Heckler & Koch
$89.95HKP, H&K 20 Round HK VP40/VP40 Tactical, P30/P30L/P30S .40 Cal Magazine - Black HK Parts take an existing 13 round mag the +7 mag extension and assembles them into a working 20 round mag. Each unit comes as a completely assembled VP40/P30 .40 cal 20...HKP-19546$89.95 -
RCM HK MP5-E 9mm Bolt Head
RCM
$264.95RCM HK MP5-E 9mm Bolt Head Equipped with a heavier duty extractor and extractor spring, the RCM MP5-E bolt head is a drop-in upgrade for all MP5/MP5K's. Spend more time at the range, less time on the bench with this stout bolt head assembly. ...HKP-20954$264.95 -
Comp-Tac HK VP9/VP9L/Match International Holster - Black
Comp-Tac
$79.95Comp-Tac HK VP9/VP9L/Match International Holster - Black ONE HOLSTER to fit your entire VP9 Lever collection, including your VP9 Match. Comp-Tac has worked with HK Parts to develop a flexible holster to fit your needs- whether you have the VP9 Match, VP9...HKP-20011-M$79.95 -
H&K HK MR556/416 Ejection Port Cover - Black
H&K Heckler & Koch
$34.95H&K HK MR556/416 Ejection Port Cover - Black HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556. This item can also be used on other AR15-style projects to enhance the project with the finest ejection port cover...HKP-15229$34.95 -
H&K HK USP/45/P30/P2000 12LB Stock Hammer Spring
H&K Heckler & Koch
$8.9512LB Stock Hammer Spring This is the spring used in some custom trigger jobs, along with other trigger return and firing pin block springs. This spring can be used on the P30 along with the light trigger return spring and light firing pin block...HKP-01284$8.95 -
Out Of Stock
H&K HK VP9/P Series Extractor
H&K Heckler & Koch
$47.95HK VP9/P Series Extractor Brand new factory HK German with red loaded chamber indicator present. Compatible With: HK VP9, VP9 Tactical VP9SK HK P30, P30L, P30S & P30SK HK P2000 HK P2000SKHKP-01615$47.95 -
HKP HK MP5 9mm Receiver Flat with Weldment Set
HKP HK Parts
$219.95HKP HK MP5 9mm Receiver Flat with Weldment Set New MP5 receiver flat and weldment set combined for the best complete build option on the market. Made by the original German tool and die maker of the LSC receiver flat utilizing factory original German...HKP-20920$219.95 -
Out Of Stock
HKP HK USP .45 Cal Compensator
HKP HK Parts
$199.95HKP HK USP .45 Cal Compensator The HK Parts USP .45 compensator will add a sleek and tactical look to your USP. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you...HKP-20853$199.95 -
H&K -4 Roller For Bolt Head 7.96mm - Under-sized
H&K Heckler & Koch
$27.99H&K -4 Roller For Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -4 roller, each roller is priced per roller. Please Note: The price listed...HKP-00504$27.99 -
H&K 91/G3 (7.62x51/.308) Ejector Lever
H&K Heckler & Koch
$24.95New H&K .308 Ejector Lever Genuine HK German part. Compatible With: HK G3 HK 91 PTR-91 HK 51HKP-00832$24.95 -
PTR MP5 Tri-Rail Forearm
PTR
$149.95PTR MP5 Tri-Rail Forearm US made and comes with 3 independent 4" removable rails that are fully modular and able to add and remove at will. Made in the USA. Low profile and the most modular of any picatinny style forearm available. The Picatinny Rails...HKP-17782$149.95 -
H&K G3 Large Buffer Screw
H&K Heckler & Koch
$1.95HK G3 Large Buffer Screw This is the screw that screws in the back of the buffer. This is also needed to install the Magpul PRS2 stock. Used- in good, working condition.HKP-16981$1.95 -
H&K HK USP/USPC Trigger Spring
H&K Heckler & Koch
$8.95H&K HK USP/USPC Trigger Spring Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45 ACPHKP-01252$8.95 -
HKP 2 Point Leather & Cotton Sling
HKP HK Parts
$59.952 Point Leather & Cotton Sling Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German artisan using quality US leather and hardware. Each sling is approximately 48" long...HKP-21320-M$59.95