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 93/53/33 (5.56/.223) Backplate - Painted
H&K Heckler & Koch
$69.95Steel Back Plate For HK93, 33, 53 & MP5, 94- Painted HK Black HK German backplate with the recoil assembly cup guide installed. Each unit comes complete & freshly painted HK Black. Manufactured from German HK backplates with factory tooling...HKP-16254$69.95 -
Out Of Stock
H&K Barrel VP9 - Black
H&K Heckler & Koch
$0.00H&K Barrel VP9 - Black Brand New HK German Standard Length VP9 Barrel. Marked HK 9mmx19. Brand new cold hammer forged & made in Germany. Compatible With: HK VP9 and VP9 Tactical ModelsHKP-16820$0.00 -
H&K Cable Gun Lock
H&K Heckler & Koch
$19.95HK Cable Gun Lock This is the same lock that ships with factory HK firearms.HKP-02442$19.95 -
H&K Detent Plate For HK45/HK45C Variant 5,6 & 9
H&K Heckler & Koch
$54.95H&K Detent Plate New HK German manufacture safety ONLY detent plate. This detent plate will convert the firearm to safety only with no decocking functions. Compatible With: HK45 HK45 Tactical HK45C HK45C TacticalHKP-02079$54.95 -
H&K HK 416/MR556 Enhanced Buffer Tube-Commercial
H&K Heckler & Koch
$249.95HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial: Genuine HK German manufactured 416, MR556 new style latest generation marine environment & over the beach buffer tube. Each Commercial buffer tube has built in drainage...HKP-15424$249.95 -
H&K HK 45C German Barrel
H&K Heckler & Koch
$234.95HK45C German Barrel Genuine Heckler & Koch HK45 Compact standard length, non-threaded, factory barrel. This is a great item to have as a spare.HKP-01641$234.95 -
H&K HK MR762 Lower Receiver Front Locking Pin - Black
H&K Heckler & Koch
$39.95H&K HK MR762 Lower Receiver Front Locking Pin - Black This is the front (large) takedown pin with ball detent and locking mechanism installed. The idea behind this type of system is to decrease the movement of the upper and lower receivers and...HKP-16602$39.95 -
H&K HK P7 PSP/P7M8 Magazine Locking Plate
H&K Heckler & Koch
$12.95HK P7 PSP/P7M8 Magazine Locking Plate Compatible With: PSPP7M8HKP-01313$12.95 -
H&K HK USP Recoil Rod Secondary Buffer Spring
H&K Heckler & Koch
$9.95HK USP Recoil Rod Secondary Buffer Spring This is the spring found under the larger primary recoil spring on the recoil assembly Compatible With: HK USP 45 HK USP 40 HK USP 9mm All HK USP Tactical models HK Elite, ExpertHKP-02470$9.95 -
H&K HK USPC .40 S&W Recoil Rod Assembly
H&K Heckler & Koch
$89.95Recoil Spring Guide Rod Assembly Complete For The HK USP Compact 40 Cal & .357 SIG New HK German factory part. This is a great spare or replacement item to have on hand. Compatible With: HK USP Compact 40 Cal HK USP Compact .357 SIGHKP-01479$89.95 -
H&K MP5 40/10 Bolt Hold Torsion Spring
H&K Heckler & Koch
$19.95MP5 40, 10 Bolt Hold Torsion Spring This is the factory spring used to activate the bolt hold-open lever. Great spare and needed part to have on hand.HKP-00455$19.95 -
H&K MP5K/SP89/SP5K 9mm Cocking Tube Support Complete
H&K Heckler & Koch
$67.95HK German MP5K, SP89, & SP5K Cocking Tube Support Complete - New Each support is complete with a detent and spring installed. These can also be used to replace the plastic or cheaply made steel or aluminum clone parts found in many clones and builds...HKP-00399$67.95 -
H&K UMP (.40 S&W) 30 Round Magazine Spring
H&K Heckler & Koch
$8.95HK UMP .40 30 Round Magazine Spring Perfect for spares and to have on hand as these are consumable high-wear items. Compatible With: HK UMP .40HKP-02742$8.95 -
HDPS HK UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Trigger
HDPS
$139.95HDPS US-Made Steel Trigger - USC & SL8 HDPS US-made triggers are ideal for meeting US 922r compliance as this counts as one of the needed parts when converting the HK USC to HK semi-auto UMP and the HK SL8 to semi-auto G36. Compatible...HKP-02134$139.95 -
Hi-Viz HK VP9, HK P30, HK 45 Hiviz Fiber Optic Sight Set
Hi-Viz
$99.95Hiviz Fiber Optic Sight Set - HK VP9, P30, HK45 Hiviz fiber optic sight set with a laser engraved HK logo. Limited edition set. These sights are housed in a durable steel housing and feature a matte black finish. Features: Sight visibility in all...HKP-19420$99.95 -
HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat
HKP HK Parts
$24.95HK UMP, USC Bench Mat, Gunsmithing Mat Our HK USC & UMP bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch models. Have fun and learn while you work on your favorite H&K firearm. The soft top...hkp-17617$24.95 -
HKP 30 Round HK UMP 9mm Magazine - FDE
HKP HK Parts
$49.95HK UMP 9mm magazine - FDE UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30 round magazine capacity. Each magazine counts as 3 U.S. Made compliant parts as an added bonus! This is the finest magazine offering...HKP-20481$49.95 -
Sale
HKP Baseball Trucker Cap - Black & OD Green
HKP HK Parts
Now: $13.45Was: $17.95HKP Baseball Trucker Cap - Black & OD Green 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-20455Now: $13.45Was: $17.95 -
HKP HK MP5 Picatinny Rail Stock Adapter
HKP HK Parts
$134.95HKP HK MP5 Picatinny Rail Stock Adapter Our rail stock adapter allows you to attach any 1913 Style Stock or brace to your MP5. The 1913 style stocks & braces lock in place and provide a better cheek weld hieght option than many traditional stock...HKP-21426$134.95 -
HKP MP5 9mm SEF Semi Trigger Pack - Match
HKP HK Parts
$479.95HKP MP5 9mm SEF Semi Trigger Pack - Match We have one of the best HK gunsmiths in the country that is able to take hand picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and jigs...HKP-17658$479.95 -
HKP MP5K 9mm Complete Pistol Build Kit
HKP HK Parts
$2,099.95MP5K, MP5K-N Style Pistol Build Kit Complete The finest USA and German-made parts for a complete parts kit for an MP5K, MP5K-N pistol build. Each Kit Includes The Following HK Parts: Barrel - 5.5" button rifled, 3-lugged & threaded 1/2x28 with...HKP-02604$2,099.95 -
HKP MP5K Side Folding Brace Adapter - Black
SB Tactical
$119.95HK Parts Adapter for Side Folding Pistol Stabilizing Brace - HK MP5K, SP89, SP5K & Clone The HK Parts folding brace adapter is the best option to attach the SB tactical Folding brace or any brace that utilizes the same mounting / folding...HKP-20798$119.95 -
HKP MP5K Tactical Tri-Rail - Red & Black
HKP HK Parts
$89.95Tactical Tri-Rail - Red & Black - MP5K Our new modular tactical forearm comes with 3 rails on the left, right and bottom. That are removable and adjustable for you own taste and mission requirements. Each modular handguard will fit all...HKP-19510$89.95 -
HKP SIG P365 Stand Off Device - Black
HKP HK Parts
$119.95HKP SIG P365 Stand Off Device - Black The HK Parts P365 standoff is designed to keep the slide in battery to allow discharge when the firearm is pressed against or comes into contact with an object. It is an excellent self-defense addition. Each...HKP-19284$119.95 -
IMI 32 Round UZI Magazine - New Old Stock
IMI
$59.95Uzi 32 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowed Mec-Gar magazine manufacturing company with IMI Licensing. An all steel production and a blued finish to help protect it against rust. These are the last...HKP-21230$59.95 -
Magpul HK G3 / HK 91 PRS Lite Stock
Magpul
$289.95Magpul HK G3 / HK 91 PRS Lite Stock New G3 / HK91 PRS Lite stock will allow you to shoot your rifle with comfort while adding some style. We take the PRS Lite stock and attach our HK - AR adapter with a refinished back plate to bring you an assembled...HKP-21170-M$289.95 -
MKE 30 Round MP5/AP5 Magazine
MKE
$64.95HK MP5 30 Round Magazine - MKE - AP5 These MKE 30 round magazines are the perfect addition or replacement for your AP5 or MP5 pistol. The MKE magazine features the original MP5 design. Constructed of heat-treated steel for lasting...HKP-21341-M$64.95 -
POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin
POF
$24.95HK Contract MP5, HK94 Firing Pin - POF Made from HK prints and tooling in the POF factory. The USA and German HK offering are a better offering with tighter tolerances and better materials. Compatible With: MP5 HK94 MP5K SP89 SP5K All 9mm, 40/10mm...HKP-18264$24.95 -
RCM HK Mark 23 .45 ACP Tactical Barrel - Threaded 16x1 LH
RCM
$250.00RCM HK Mark 23 .45 ACP Tactical Barrel - Threaded 16x1 LH US-made HK Mark 23 tactical threaded barrel designed for use with a wide variety of flash hiders and sound suppressors. Unlike the factory HK Mark 23 barrel with 16x1 right-hand...HKP-17443$250.00 -
RCM HK P30L .40 S&W To .357 SIG Conversion Barrel - Non-Threaded
RCM
$237.50RCM HK P30L .40 S&W To .357 SIG Conversion Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded barrel for the HK P30L .40...HKP-17568$237.50 -
Talon Grip HK P30 Granulate - Medium - Black
Talon Grip
$19.99TALON Grip - H&K P30 - Granulate Black - Medium 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-20253$19.99 -
Talon Grip HK USP Full Size .45 ACP - Granulate Black
Talon Grip
$19.99TALON Grip - USP Full Size .45 - Granulate 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...HKP-20280$19.99 -
Trijicon HK VP9/P30/HK45C Front HD XR Night Sight - Orange
Trijicon
$100.99Trijicon HD XR Front Sight - H&K .45C, P30, VP9 (Excluding VP9 Optics Ready) - Front Sight Only: Orange Outline / Green Tritium The Trijicon HD XR night sights were specifically designed with the ever evolving challenges of law enforcement agencies...HKP-20075$100.99 -
B&T HK MP5 Handguard With LED Weapon Light - Used
B&T Brugger & Thomet
$399.95B&T HK MP5 Handguard With LED Weapon Light - Used B&T model TL99CREE LED lit handguard for HK MP5, 94 models. Each unit handguard is built with the integrated tactical LED light & 3 position switch. Specifications: High intensity torch...HKP-19605$399.95 -
B&T HK MP5/MP5K Telescopic Brace - Stock Conversion Kit
B&T Brugger & Thomet
$189.95Stock Conversion Kit - HK MP5 Telescopic Brace B&T stock conversion kit for BT-200601 & BT-200602 telescopic brace. Converts the telescopic brace into a telescopic stock. Compatible With: HK MP5 HK MP5KHKP-21384$189.95 -
Sale
B&T SIG SG 550 Series Mount
B&T Brugger & Thomet
Now: $91.95Was: $124.95B&T Mounting Rail NAR Low Profile Mount for SIG SG 550/551/552/553 Specifications: Color: Black Height max: 16 mm Length max: 152 mm Length of top rail: 152 mm Material: Aluminum & steel NATO Accessory Rails: 1 Treatment: Hartcoat anodized &...HKP-16866Now: $91.95Was: $124.95 -
Blitzkrieg PTR Spike Front Sight Gen 2 - Luminescent Green
Blitzkrieg Components
$87.95Blitzkrieg PTR Spike Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight brings a modernized approach to this classic sighting system. Designed with a distinctive spike-tipped post and a vibrant Tritium dot paired with a Lumi...HKP-21106$87.95 -
Comp-Tac HK P2000SK DHC RH + Compensator - Black
Comp-Tac
$69.95Comp-Tac HK P2000SK DHC RH + Compensator - Black The holster offers both inside-the-waistband and outside-the-waistband options, allowing the user to carry for their mission. The Dual Concealment™ Holster comes shipped with both IWB and OWB...HKP-21120$69.95 -
Comp-Tac HK P2000SK Infidel Ultra Max RH Holster - Black
Comp-Tac
$89.95Infidel Ultra Max Holster - Right Hand - VP9SK The Infidel Ultra Max Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. The Infidel Ultra Max is designed with cant adjustment holes to allow the user to...HKP-19586$89.95 -
Comp-Tac HK USP .45 ACP Twin Mag Pouch - Black
Comp-Tac
$60.95Comp-Tac HK USP .45 ACP Twin Mag Pouch - Black The Comp-Tac Twin Magazine Belt pouch is an outside the waistband holder that carries two magazines attached together. Designed to be worn at 9:00 for a right handed shooter this is an excellent way to carry...HKP-17495$60.95