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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JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black
JMAC Customs
$309.90JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black Feautures: NEW Integrated Rubber Buttpad!! 2x Integrated QD Sling Socket 9" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding...HKP-21242-BL$309.90 -
On Sale
L.A.G. Tactical HK USP 45 The Defender IWB/OWB LH Holster - LH
L.A.G. Tactical
Now: $64.95Was: $79.95L.A.G. Tactical HK USP 45 The Defender IWB/OWB LH Holster - LH The Defender is known for being lightweight and comfortable. The easily interchangeable belt loops take you seamlessly from your outside the waistband range set up, to your highly concealable...HKP-18715Now: $64.95Was: $79.95 -
On Sale
Magpul HK MP5 AR Match Trigger Group
Magpul
Now: $549.95Was: $649.95Magpul AR Match Trigger Group for HK MP5 Our new and improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5-AR style match trigger group. This trigger group is a drop-in...HKP-20666Now: $549.95Was: $649.95 -
MI HK MR556/416 M-LOK Compatible 13.5" Carbine Handguard
MI Midwest Industries
$269.74MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-spec top rail Seven sides of M-LOK compatible slots Lightweight, rugged...HKP-18437$269.74 -
Outer Impact HK Standard Kit Pyramid Sight System
Outer Impact
$79.95The Heckler and Koch Pyramid Sight System The Pyramid Sight system offers four configurations (starter, standard, firefly, and master) for maximum flexibility. All of the HK pyramid sights systems feature steel front and steel rear sight bases...HKP-19963$79.95 -
PTR HK 91/G3 (7.62x51/.308) Semi-Auto Bolt Carrier
PTR
$249.95New US Made HK91, HK G3, PTR-91 Bolt Carrier - Semi Auto Carrier This part is made to exact H&K specs and with the same material. PTR uses HK factory blueprints for manufacturing and quality control. Manufactured at the PTR facility here in the...HKP-01461$249.95 -
Out Of Stock
PTR HK G3/91 (7.62x51/.308) Match Grade Barrel - Threaded 15x1
PTR
$199.95PPTR HK G3/91 (7.62x51/.308) Match Grade Barrel - Threaded 15x1 Each barrel is current PTR production and has the proper number and depth of flutes for optimum functionality. This barrel is a medium contour barrel that is larger in diameter than a...HKP-00873$199.95 -
PTR HK MP5K/SP89 9mm Tactical Low Profile Handguard
PTR
$74.95PTR HK MP5K/SP89 9mm Tactical Low Profile Handguard The new modular tactical forearm will allow the addition of 2" rails. You can choose between the left, right, and bottom. Made from 100% aircraft-grade aluminum and steel components. The handguard also...HKP-14539$74.95 -
RCM HK VP9 Match 9mm Barrel - Threaded 13.5x1 LH
RCM
$262.50RCM HK VP9 Match 9mm Barrel - Threaded 13.5x1 LH Each barrel is made from ordnance grade steel, heat treated, and finished inside and out in the ultra-desirable nitride finish. The perfect barrel for use as a spare or for adding muzzle devices such as...HKP-21068$262.50 -
Streamlight HK USPC TLR-4 Light & Laser - Green
Streamlight
$299.95Streamlight HK USPC TLR-4 Light & Laser - Green Features: White LED with Green Laser Ultra lightweight and compact Amidextrous momentary/steady On-Off switch One handed snap-on and tighten interface keeps hands away from muzzle when...hkp-16917$299.95 -
Streamlight TLR-3 Tactical Light
Streamlight
$149.95Streamlight, TLR-3, Tactical Light, C4, 170 Lumens, Black Finish, with Batteries Features: Powered by one CR123A battery IPX7 waterproof Impact resistant polymer body Ambi, multi-function momentary/ steady on-off switch White LED Light Ultra lightweight...HKP-16919$149.95 -
Out Of Stock
Talon Grip HK MK23 Rubber - Black
Talon Grip
$19.99TALON Grip - MK23 - Rubber 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 pistol grips will not...HKP-20262$19.99 -
Talon Grip HK VP9, VP40 Rubber - Large - Black
Talon Grip
$19.99TALON Grip - H&K VP9, VP40 - Rubber Black - Large Backstrap 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...HKP-20241$19.99 -
Troy Industries Rear Battle Sight - Black
Troy Industries
$129.95Troy Industries Rear Battle Sight - Black Durability and dead-on accuracy have made the Troy Industries Folding Battle Sight one of the best choices for Special Ops and tactical users worldwide. Easy to install and deploy, with no levers or springs to...HKP-00032$129.95 -
Out Of Stock
B&T HK G36/G36K NAR Mounting Rail
B&T Brugger & Thomet
$339.95B&T HK G36/G36K NAR Mounting Rail with Emergency Sight B&T NAR (picatinny compatible) mounting rail for HK G36/G36K with emergency sight. Compatible With: HK G36 HK G36KHKP-21529$339.95 -
B&T HK UMP (.40 S&W & .45 ACP) 5 Prong Flash Hider
B&T Brugger & Thomet
$129.95B&T HK UMP (.40 S&W & .45 ACP) 5 Prong Flash Hider Each flash hider includes the proper quick detach system to take the flash hider on and off. Each flash hider features a 5 prong design. Specifications: Diameter Max 31 mm Length Max 73...HKP-16891$129.95 -
B&T HK416, HK MR223 M-LOK Handguard (11") with Overgrip - Black
B&T Brugger & Thomet
$279.95B&T M-LOK Handguard OG for HK416/MR223 (11") with "Overgrip" Free-cut Top Rail B&T's one-piece 11-inch M-LOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an amazing improvement for the combat value of these rifles...HKP-20403$279.95 -
Comp Weight™ HK P30 Compensator w/ Rail Adapter - Black
Comp Weight
$184.95Comp Weight™ HK P30 Compensator w/ Rail Adapter - Black HK Parts P30 Comp Weight™ Compensator with Rail Adapter Installed is the perfect addition to your HK P30 firearm with our low profile, aggressive Comp Weight™ that flows with the...HKP-19037$184.95 -
Comp-Tac HK P30SK Infidel Ultra LH Holster - Black
Comp-Tac
$94.95Comp-Tac HK P30SK Infidel Ultra LH Holster - Black Compatible With: HK P30SK Specifications: Type: Inside-the-waistband Variant: Left hand Brand: Comp-Tac Origin: USA Composition: Leather and KydexHKP-17519$94.95 -
Comp-Tac HK VP9 Blue Duty RH Holster Series No Light
Comp-Tac
$135.95Blue Duty Holster Series No Light - RH - HK VP9 The Blue Duty Holster Series No Light is Comp-Tacs answer to customers who want to carry a weapon with a red-dot optic in a level 2 holster. The thumb-release bale is designed to work with...HKP-19448$135.95 -
On Sale
Comp-Tac HK VP9 Flatline Holster - Right Hand
Comp-Tac
Now: $59.95Was: $79.95HK VP9 Flatline Holster - Right Hand The Flatline is the most diverse holster that Comp-Tac offers. Available with 3 sets of mounting clips the Flatline can be worn as an inside the waistband holster for concealed carry or an outside the waistband...HKP-20226Now: $59.95Was: $79.95 -
On Sale
Comp-Tac HK VP9B International RH Holster - Black
Comp-Tac
Now: $54.95Was: $79.95HK VP9B International Holster - Right Hand The International is an outside the waistband (OWB) holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holster is perfect for...HKP-19597Now: $54.95Was: $79.95 -
Fero Z51 Claw Mount Adapter
BRAND A.R.M.S., Inc
$9.95Claw Mount Adapter - German - Surplus - Z51HKP-19532$9.95 -
Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – Ambi 3 Position Housing
FA Franklin Armory
$1,899.95Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – Ambi 3 Position Housing 3 Position – pictogram – HK binary trigger group Binary triggers count as 4 922r compliant components. The components that count towards 922r...HKP-19182-M$1,899.95 -
GSG9 HK G36/SL8 (5.56/.223) Barrel Retaining Nut
GSG9
$53.00HK G36 & SL8 Barrel Retaining Nut - USA Made in the USA. Compatible With: SL8 (all models & variants) G36E G36K G36C All other G36 VariantsHKP-18252$53.00 -
H&K 10 Round HK VP9/P30/USPC/P2000 9mm Magazine Locking Plate
H&K Heckler & Koch
$19.95HK USP Compact 9mm Magazine Locking Plate for 10 Round MagazinesHKP-02501$19.95 -
Out Of Stock
H&K 21 (7.62x51/.308) Countersunk Screw - 6x12MM
H&K Heckler & Koch
$4.95HK 21 Countersunk Screw - 6x12MMHKP-16424$4.95 -
On Sale
H&K 4 Position Burst To 0,1 Only - Conversion Selector Lever Set
H&K Heckler & Koch
Now: $149.95Was: $179.95HK 4 Position Burst To Semi ONLY Conversion Selector Lever Set - German HK The German HK selector lever set will allow the use to convert the following: 0,1,3,F Trigger packs 0,1,2,F Trigger packs To safe, semi only as far as the way the selector...HKP-17996Now: $149.95Was: $179.95 -
On Sale
H&K 90 Series Trigger German HK - Refinished
H&K Heckler & Koch
Now: $9.95Was: $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-20678Now: $9.95Was: $19.95 -
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Internal Buffer With Break Springs
H&K Heckler & Koch
$17.95HK German G3, 91, PTR & HK 33, 93 Internal Buffer Brake Spring New HK German Brake Springs for the standard buffer found on the HK G3, 91, PTR & HK93, 33, 53 rear stocks. Compatible With: All standard A2 fixed stock buffersHKP-17424$17.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Vinyl Mag Pouch
H&K Heckler & Koch
$49.95H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ New Vinyl Mag Pouch Combo deal: 2 X 20 round aluminum magazines with new green vinyl mag pouch. Compatible With: HK 91 HK G3 HK PSG-1 HK MSG-90 PTR-91 Vector 51 Century HK 308...HKP-16324$49.95 -
H&K 93/53/33 (5.56/.223) Firing Pin
H&K Heckler & Koch
$69.95H&K 93, 53, & 33 (5.56/.223) Firing Pin This is the factory-correct HK German firing pin and is a great replacement part. This is also a great upgrade for your HK 223.556 clones. This part is no longer available from HK as this part is out of...HKP-00192$69.95 -
H&K 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28
USA
$74.95H&K 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28 This flash hider enhances both the look and functionality of your firearm, offering exceptional flash-hiding performance. Constructed from 4140 ordnance-grade steel, it is heat-treated and...HKP-01965$74.95 -
H&K Central Buttstock Section - HK Green
H&K Heckler & Koch
$34.95H&K Central Buttstock Section - HK Green This stock section is no longer being manufactured as the G3 and HK91 are out of production. PLEASE NOTE: These units have handling marks and the price has been set accordingly.HKP-16987$34.95 -
H&K HK 416/MR556 Commercial Factory German E2 Rear Stock - Black
H&K Heckler & Koch
$249.95HK 416, MR556 Factory German E2 Rear Stock - Commercial HK German Stock For All HK 416, MR556 Rifles The HKE2 Buttstock fits Commercial buffer tubes (receiver extensions) for M4/AR15 type weapons and has the concave style removable buttpad installed...HKP-18360$249.95 -
Out Of Stock
H&K HK G36, HK UMP, HK USC, HK SL8 Lower Compression Spring
H&K Heckler & Koch
$7.95HK G36, SL8, USC, & UMP Compression Spring For Index Plate - LowerHKP-01865$7.95 -
H&K HK G36, SL8 Red Dot Kit For Dual Optic
H&K Heckler & Koch
$899.95HK G36, SL8 Red Dot - Brand new HK German OEM Factory HK G36/SL8 top red dot brand new with factory battery installed. This is a top red dot section for the Red Dot. This can be used to replace worn or broke dual optics as well as it could be made...HKP-19552$899.95 -
H&K HK G36/SL8 Sling Pin Forearm Retaining Clip
H&K Heckler & Koch
$8.95HK G36 & SL8 Sling Pin Retaining Clip Compatible With: HK G36 HK G36K- older version only HK SL8-1 , SL8-6 Factory ForearmHKP-16366$8.95 -
H&K HK G36C Forearm - Black
H&K Heckler & Koch
$139.95HK German G36C Handguard With Heat Shield & Hand Stop Each unit features the hand stop locations for adding rails to the left, right, and bottom should you choose to. Compatible With: HK G36C HK SL8-G36C conversionsHKP-00620$139.95 -
H&K HK Mark 23 5.9mm -2 Rear Sight
H&K Heckler & Koch
$64.95HK Mark 23 5.9mm -2 Rear Sight This sight comes 5.9mm -2mm. Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+4) 7.1mm (+8) 7.5mm (+12)HKP-02257$64.95