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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USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete
USA
$359.95USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete Replacement part for USC to UMP conversions. Marked .45 semi auto just like the OEM carrier. Includes: Extractor Firing Pin Firing Pin Spring Firing Pin Retaining Pin Compatible With: HK UMP ...HKP-18588$359.95 -
Out Of Stock
B&T APC 9mm, APC .45 Jet Funnel - Black
B&T Brugger & Thomet
$64.95B&T APC 9mm, APC .45 Jet Funnel - Black New Swiss B&T manufactured Jet funnel for the the APC 9mm & .45 Cal models.HKP-18034$64.95 -
CFG MP5, MP5K Low Profile Rear Sight Base Mount - 5 Slot
CFG
$99.95CFG MP5, MP5K Low Profile Rear Sight Base Mount - 5 Slot This new offering is a neat low profile offering that allows the user to replace the rear sight and add an extremely low profile super robust picatinney optic mount to your HK MP5, MP5K firearm...HKP-18235$99.95 -
Choate Adjustable Folding Stock 1/2 inch Spacer
Choate
$7.95Choate Adjustable Folding Stock 1/2 inch Spacer This spacer adds 1/2 inch to our HK Choate folding stocks that uses the adjustable length of pull spacer system. You can add up to 5 of these spacers to your stock.HKP-19032$7.95 -
Comp-Tac HK P30, HK45C Sport-Tac RH Holster - Black
Comp-Tac
$78.95Comp-Tac HK P30, HK45C Sport-Tac RH Holster - Black The Sport-TAC Holster is a hybrid, inside-the-waistband holster designed to comfortably carry a 4? handgun at the 4-5 o'clock position. The Sport-TAC features a 600D interlock padded backing that...HKP-19688$78.95 -
Comp-Tac HK P30/45 Warrior RH Holster - Black
Comp-Tac
$74.95HK P30, P30L, HK45, HK45C Warrior Holster/Stealth FootprintOWB Holster for Concealed Carry or Competition The Warrior Holster is Brand New, released January of 2018. The Warrior Holster design offers a stealth footprint, outside the waist band carry that...HKP-17455$74.95 -
Ergo M-LOK Hand Stop
Ergo
$51.95M-LOK Hand Stop/Barricade Stop in Black Features: Aggressive textured front for enhanced traction on barricades and obstacles Low profile base also functions as a comfortable hand stop Black anodized 6061-T6 aluminum Fits all M-LOK style forearms or...HKP-17852$51.95 -
Sale
ETS Glock 43 12-Round 9mm Magazine - Translucent
Elite Tactical Systems
Now: $14.95Was: $21.95ETS Glock 43 Extended Mag - 12 Round Capacity Features: Extreme Impact Resistance Very resistant to harsh chemicals Superior heat, cold and UV resistance Translucent body Creep resistant: the feed lips and body won't spread when being stored long term...HKP-18770Now: $14.95Was: $21.95 -
Out Of Stock
Gear Head Works Tailhook Mod 1 - FDE
Gear Head Works
$159.95Gear Head Works Tailhook Mod 1 - FDE We start with a solid piece of billet aluminum and meticulously machine every aspect for a part that is as nice to look at as it is to use. This version clamps to pistol buffer tubes or adapter spuds ranging from 1...HKP-19541$159.95 -
H&K 10 Round HK Mark 23 Standard Floor Plate - Black
H&K Heckler & Koch
$19.95HK Mark 23 10 Round Magazine Floor Plate Great item to have on hand as these are prone to breakage and wear. Compatible With: HK Mark 23 10-round magHKP-01440$19.95 -
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 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 -
Out Of Stock
H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned
H&K Heckler & Koch
$249.95H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned Introducing the universal 3 position burst pictogram housing for HK MP5, SP5, and .40/10 firearms. This new factory...HKP-19801$249.95 -
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 -
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 HK MR556/CR556/MR762 H-Key 8 Rail Segment
HKP HK Parts
$29.95HK MR556, CR556 & MR762 HKey Rail Segment - 8 Slot 8 slot picatinney rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being shipped on the MR556, CR556, MR762...HKP-17844$29.95 -
HKP HK SP5 Folding Stock Adapter
HKP HK Parts
$159.95SP5 Folding Stock Adapter Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your expensive firearm...HKP-20644$159.95 -
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 1/2 X 28...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 -
Lazy Wolf VP Series F2 Full Flat Face Trigger - Gold Tab
Lazy Wolf
$134.95Lazy Wolf VP Series F2 Full Flat Face Trigger - Gold Tab In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed after more...HKP-19811$134.95 -
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 -
Sale
NeoMag Large .45 Magazine Carrier
NeoMag
Now: $19.95Was: $39.95NeoMag Large .45 Magazine Carrier The NeoMag magazine carrier is the original magnetic pocket magazine holder. Features: Titanium pocket clip - standard length Covers double and single stack magazines Steel construction of black nitride...HKP-18366Now: $19.95Was: $39.95 -
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