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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FMP HK G3 (7.62x51/.308) Parts Kit (HK Contract)
FMP
$397.95HK Contract Portuguese FMP G3 .308/7.62 X 51mm Surplus Parts Kit Finally, after more than 4 years of searching the globe, we have HK FMP Surplus G3 parts kits available to offer. Each parts kit comes complete with all parts from a functional HK G3 full...HKP-17694$397.95 -
Franklin Armory HK MP5K-AR Binary Trigger Group
FA Franklin Armory
$849.95Franklin Armory HK MP5K-AR Binary Trigger Group Introducing our new MP5K-AR Navy ambidextrous lower housing, paired with a Franklin Armory Binary Trigger pack and a Magpul MOE grip for a complete MP5K-AR Binary Trigger group. This drop-in unit fits all...HKP-21337-M$849.95 -
Out Of Stock
H&K -6 Roller For Bolt Head 7.94mm - Under-sized
H&K Heckler & Koch
$0.00H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms. Each roller is sold individually. Order two if you need a pair.HKP-00342$0.00 -
H&K 25 Round HK UMP .45 Magazine Housing - Black
H&K Heckler & Koch
$69.95New HK UMP .45 - 25 Round Magazine Body Only New HK German 25 round factory magazine body. A great spare part in the event that your mag body is damaged or cracked.HKP-20653$69.95 -
H&K 33/91/93/53/G3 (5.56/.223) & (7.62x51/.308) Recoil Rod Stop Pin
H&K Heckler & Koch
$9.95G3, 91, PTR, 93, & 33 Recoil Rod End Cap New HK German recoil rod end cap or stop pin for HK factory recoil rods. This item retains the recoil spring on the recoil rod assembly. A great spare and wear and replacement part. Compatible With: HK G3, 91...HKP-01157$9.95 -
H&K 90 Series Burst Trigger Pack Compression Rod
H&K Heckler & Koch
$29.95H&K 90 Series Burst Trigger Pack Compression Rod This is an HK German factory part that is found in all HK burst trigger packs. This part, along with the compression rod spring, is the number one most common wear or breakage parts in burst packs...HKP-01047$29.95 -
H&K G36/UMP (.40 S&W/.45 ACP/9mm/5.56/.223) F/A Hammer
H&K Heckler & Koch
$49.95G36 & HK UMP Hammer For Lower Or Trigger GroupHKP-02308$49.95 -
H&K HK 45/45C Trigger Rebound Spring
H&K Heckler & Koch
$8.95HK45 Trigger Rebound Spring This part is also known as the trigger return spring. Compatible With: HK45 HK Tactical HK45 Compact HK45 Compact TacticalHKP-01812$8.95 -
H&K HK MR556 M-LOK 16.5" Upper Receiver Assembly - Black
H&K Heckler & Koch
$1,779.95New HK Factory German MR556 Upper Kit with M-LOK forearm Includes: Complete MR556 upper receiver with M-LOK forearm MR556 Bolt group Complete Tungsten Filled HK Buffer HK Buffer Spring One 30 Round HK Steel Maritime Magazine No FFL required as the...HKP-17366$1,779.95 -
H&K Hk MR556/416, HK MR762/417 Flip Up Rear Sight-2mm
H&K Heckler & Koch
$274.95HK 416/MR556 & MR762/417 Flip Up Rear Sight (Diopter 2mm Sight) This sight attaches to any standard Picatinny rail. No hardware is needed as this is a self-contained quick-attach rear sight assembly. This unique HK-designed sight features a quick and...HKP-08951$274.95 -
Out Of Stock
H&K HK MR556/MR223 Upper Receiver w/ F/A & Ejection Door
H&K Heckler & Koch
$694.95New HK German Partially Pre-Assembled MR556/MR223 Upper Receiver Each unit comes just as shown with the F/A (forward assist) assembly and ejection port door assembly installed from the HK factory. Compatible With: HK MR556 HK MR223 HK...HKP-16950$694.95 -
H&K HK MR556/MR762/416/417 Disconnector
H&K Heckler & Koch
$18.95HK German HK416, MR556, MR762, & HK417 Disconnector For Lower New HK German manufactured part. This is the latest generation of HK disconnector for the HK MR and HK 416/417 family of firearms. Please Note: HK has changed the design of this part at...HKP-02674$18.95 -
H&K HK USP Recoil Spring Washer Retainer
H&K Heckler & Koch
$7.95H&K HK USP Recoil Spring Washer Retainer This is the tapered washer that supports and keeps the recoil spring centered and captive on the recoil rod itself. Compatible With: HK USP 9mm HK USP .40 HK USP .45 HK USP Tactical Models HK Elite, Expert,...HKP-17060$7.95 -
H&K HK USPC Complete 9mm Recoil Spring w/ Buffer Assembly
H&K Heckler & Koch
$84.95HK USP Compact 9mm Recoil Spring With Buffer Assembly Complete Great spare or replacement item to have as a spare. This is the new factory part for all HK USP9C Pistols.HKP-01158$84.95 -
H&K MP5F & MP5 40,10 Recoil Rod Assembly
H&K Heckler & Koch
$79.95German HK MP5F Recoil Assembly This is the factory-correct MP5F or MP5 40/10 Recoil Rod assembly. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for all MP5 40 or 10-mm bolt groups. A great upgrade to have...HKP-00133$79.95 -
Out Of Stock
H&K P30 9mm Tactical Barrel - Threaded 1/2x28 RH
H&K Heckler & Koch
$449.95H&K P30 9mm Tactical Barrel - Threaded 1/2x28 RH Each HK German barrel now includes a factory HK German thread protector, designed specifically for threaded P30 barrels in 1/2x28. We start with a new HK German P30L barrel, professionally fitted to...HKP-19964$449.95 -
H&K UMP/USC (.45 ACP) Extractor
H&K Heckler & Koch
$49.95New USC & UMP .45 Extractor - German Compatible with both the USC & UMP. Perfect for spares as they are prone to breakage and are a common wear item. Please Note: HK considers this a high wear and replacement item. Once it is removed from the...HKP-00265$49.95 -
HK PARTS, H&K 27 Round HK VP9, HK P30 9mm Magazine Complete - Red
HK Parts, Heckler & Koch
$99.9527 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for...HKP-19840$99.95 -
HKP 10 Round MP5 40/10 Magazine Block
HKP HK Parts
$9.95HKP 10 Round MP5 40/10 Magazine Block MP5 10/30 mag block plug. This is designed to use on the HK MP5 40/10 30 round magazine. Very easy to install & use. Compatible With: MP5 .40, MP5 10mm Clones or other custom buildsHKP-18170$9.95 -
Sale
HKP Baseball Trucker Cap - Gray and Black
HKP HK Parts
Now: $13.45Was: $17.95HKP Baseball Trucker Cap - Gray and Black Get your hands on some of our premium hats! Official HKP merchandise 5" wide HKP logo Cotton twill Mesh back panels Plastic adjustable snap closure Size: OSFM Six-panelHKP-20456Now: $13.45Was: $17.95 -
HKP HK MR556/416 Barrel Nut
HKP HK Parts
$39.95HK MR556, HK 416 Barrel Nut Or Socket For Barrel - Aluminum A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in the USA...HKP-17273$39.95 -
HKP HK P30/P30S Comp Weight™ Quick Detach Compensator - Black
HKP HK Parts
$149.95HK P30, P30S - Quick Detach Comp Weight™ - 9mm & .40 Cal Easy on, easy off - Quick Detach Technology. In stock & shipping! The HK Parts P30, P30S 9mm & .40 Cal Comp Weight™ is the world's first quick detach Comp Weight™,...HKP-17929$149.95 -
HKP HK P30L MOD 1 Compensator - Black
HKP HK Parts
$189.95HK Parts MOD 1 Compensator: H&K P30L 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-21221$189.95 -
Sale
HKP HK VP9 Gen 2 V.2 Rail Mount Compensator
HKP HK Parts
$124.95 - $149.95HKP HK VP9 Gen 2 V.2 Rail Mount Compensator Specifications: Length: 4 1/4 inches Height: 2 1/2 inches Weight: 5 oz Torque: 3nM / 26 inch-lbs Please Note: This does not work with the VP9 match / VP9L. This should not be used with...HKP-21141-M$124.95 - $149.95 -
Sale
HKP HK33 11" RH Cocking Tube
HKP HK Parts
Now: $74.95Was: $99.95HKP HK33 11" Right Hand Cocking Tube This is the one and only right handed cocking tube for the HK33 cocking tube made in the US. Made to the exact HK specifications as the factory HK33 German cocking tube. Overall length is 11".HKP-18692Now: $74.95Was: $99.95 -
Out Of Stock
HKP HK34 Cocking Tube
HKP HK Parts
$159.95HKP HK34 Cocking Tube HK 34 Length Cocking TubeThis is the finest HK34 cocking tube available. The standard that all others HK34 cocking tubes are judged by. Made in the USA from German & US made components.Each unit comes as pictured with the MP5/94...HKP-16444$159.95 -
HKP SEF Style Franklin Armory Binary Aluminum Selectors - For Left Handed Shooters
HKP HK Parts
$59.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum SEF style selector lever set modeled after the HK style selector lever for the Franklin Armory trigger packs. This set was made specifically for the left hand shooters...HKP-20503$59.95 -
Sale
HKP Sig Sauer P320 M18 Compensator
HKP HK Parts
Now: $149.95Was: $189.95HKP Sig Sauer P320 M18 Compensator for Non-Threaded Barrel Our P320 M18 compensator reduces recoil and muzzle flip. Each unit is 100% US made and finished in durable black cerakote. Our M18 compensator features a picatinny rail to mount...HKP-21381Now: $149.95Was: $189.95 -
Lancer 30 Round AR-15 Magazine
Lancer
$29.95Lancer 30 Round AR-15 Magazine Lancer set out to design a better 5.56 magazine, one with the reliability of steel and the durability and weight of the polymer. The L5AWM’s exclusive hybrid design includes a hardened steel feed lip assembly...HKP-21188$29.95 -
MFI HK (5.56/.223) & (7.62x51/.308) G28 Style Flash Hider - Threaded 15x1
MFI
$79.95MFI HK G28 Style Flash Hider - Threaded 15x1 The G28, 2nd Gen flash hider is threaded 15x1 RH pitch, which is a standard HK Thread Pattern for .308 and .223 caliber weapons. It also has a deep counter bore to allow the product to cover the area behind...HKP-16337$79.95 -
Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green
Michaels Machines
$199.95Michaels Machines Clubfoot with Heavy Rubber Buttpad Stock for HK Rifles - OD Green US Made Clubfoot (21E/23E Style) Central Buttstock Section With US Heavy Rubber Buttpad in OD Green. Just add your buffer & backplate and you are good to go. Great...HKP-19041$199.95 -
Promag HK 93/53/33 (5.56/.223) 20 Round Magazine
Promag
$25.95HK93, HK33, HK53 - 20 Round Magazine - US These count as 3 US-made compliant parts as a bonus for those who need to maintain the 922r compliance. Works with all 5.56, .223, and .300 AAC Blackout rounds. This shorter-length magazine is for those who shoot...HKP-13971$25.95 -
RCM HK USPC .40 S&W Tactical Barrel - Threaded 9/16x24 RH
RCM
$259.95RCM HK USPC .40 S&W Tactical Barrel - Threaded 9/16x24 RH Each USPC .40 S&W tactical barrel is meticulously crafted from ordnance grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement...HKP-16707$259.95 -
Streamlight HK USP TLR-4 Light & Laser - Red
Streamlight
$219.95Streamlight HK USP TLR-4 Light & Laser - Red Features: White LED with Red Laser Ambidextrous momentary/steady On-Off switch One-handed snap-on and tighten interface keeps hands away from the muzzle when attaching/detaching Securely fits a broad...HKP-16916$219.95 -
Sale
Tin with Flares - 26.5MM
Other
Now: $699.95Was: $899.95Tin with Flares - 26.5MM Sealed tin with 14 10-packs of flares for a total of 140 flares per tin. Each 10-pack of Polish military flares include 2 of each of the following: White Fire, Red Fire, Green Fire, Blue Smoke, and Red Smoke...HKP-20794Now: $699.95Was: $899.95 -
Tommy Built HK G36, HK SL8 Carry Handle Top Rail - Black
Tommy Built
$349.95Tommy Built HK G36, HK SL8 Carry Handle Top Rail - Black G36 carry handle style top rail with rear Picatinny optics mount. This is designed to have the styling of the Iconic G36 carry handle optic rail with the flexibility of a simple pic rail so you can...HKP-19201$349.95 -
Trijicon HK VP/45C/P30 Night Sight Set - Green
Trijicon
$142.95Trijicon HK VP/45C/P30 Night Sight Set - Green Trijicon Bright & Tough Night Sights are 3 dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do so with the same speed...HKP-01611$142.95 -
Viridian X5L Gen 3 Universal Laser & Light - Green
Viridian
$409.00Viridian X5L Gen 3 Universal Laser & Light - Green The new Viridian X5L Gen 3 is the latest version of the original green laser sight + tactical light combo. First launched in 2008 this family of products has continued to innovate through the years...HKP-19562$409.00 -
Sale
30 Round Magazine - ETS - 9mm - Carbon Smoke - HK VP9
Elite Tactical Systems
Now: $9.95Was: $14.9930 Round Magazine - Elite Tactical Systems - 9mm - HK VP9 - Carbon Smoke Features: Extended 30-round capacity Base plates interchangeable with ETS line of 9mm double stack magazines. Easy disassembly with our specially designed base plate Ergonomically...HKP-20753Now: $9.95Was: $14.99 -
Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP
HKP HK Parts
$149.95Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP Easy on, easy off- Quick Detach technology The HK Parts VP9SK Comp Weight™ is the world's first quick detach Comp Weight™, compensator. That slides effortlessly onto your pistol...HKP-18151$149.95