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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XS Front & Rear Night Sight System - HK
XS Sight Systems
$139.95XS Front & Rear Night Sight System - HK Compatible With: HK MP5, 94 HK MP5K, SP89 HK 90 series or Clones HK 91, G3, PTR HK 93, 33, 53 HK MP5 40/10 HK21 HK 416 Other HK 90 series custom builds that use the diopter-style sights.HKP-00883$139.95 -
XS Sight Systems R3D 2.0 Night Sights - Green
XS Sight Systems
$127.95XS Sight Systems R3D 2.0 Night Sights - Green Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights are...HKP-21454$127.95 -
B&T HK MG5 Unigrip QD with Bipod
B&T Brugger & Thomet
$239.95B&T HK MG5 Unigrip QD with Bipod This grip is made for the HK MG5 but is very versatile and can attacht to any firearm that has a forearm with a picatinny rail. It is primarily a foregrip, but due to the integrated bipod (which can be deployed...HKP-21051$239.95 -
B&T Unigrip for TL99
B&T Brugger & Thomet
$159.95B&T Unigrip for TL99 This for grip is made to be used with the MP5 handguard with integrated tactical light (BT-400971-4). It mounts around the housing of the light in the handguard. This is a good options for those that already have the TL99...HKP-21228$159.95 -
Out Of Stock
Beta C-Mag HK 91/G3/MSG90 (7.62x51/.308) 100 Round Drum Magazine
Beta C-Mag
$0.00Beta C-Mag (7.62x51/.308) 100 Round Drum Magazine Includes C-MAG magazine in 7.62MM,308 G3/HK91 with clear covers, personal loader, black magazine pouch with carry strap, technical/owner's manual, and graphite dry lubricant. Compatible...HKP-02293$0.00 -
Blitzkrieg PTR Flat Tip Front Sight Gen 2 - Orange
Blitzkrieg Components
$84.95Blitzkrieg PTR Flat Tip Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight delivers a fast and precise aiming point with its conventional flat-tipped post and bright orange stripe. Designed for easy installation, it utilizes a roll pin...HKP-21103$84.95 -
Comp-Tac HK 45 Single Magazine Pouch - PLM
Comp-Tac
$41.95HK 45 Single Magazine Pouch - PLM The Single Magazine Pouch - PLM is an all Kydex® magazine pouch which gives a smooth friction free surface perfect for a quick reload. The Single Magazine Pouch- PLM attaches to the belt with a Push-Button...HKP-19863$41.95 -
Comp-Tac HK P30/45 Infidel Ultra LH Holster - Black
Comp-Tac
$98.95Comp-Tac HK P30/45 Infidel Ultra LH Holster - Black The Infidel Ultra Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. Created to be worn behind the hip at 4:00 or 5:00, this holster is a perfect easy on...HKP-17491$98.95 -
Comp-Tac HK VP9 Infidel Ultra Max RH Holster - Black
Comp-Tac
$96.95HK VP9 Infidel Ultra Max Holster - Right Hand The Infidel Ultra Max Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. Created to be worn behind the hip at 4:00 or 5:00, this holster is a perfect easy on...HKP-17488$96.95 -
Comp-Tac International RH VP9 Holster - Black
Comp-Tac
$74.95HK VP9 International Holster - Right Hand Comp-Tac International Heckler & Koch H&K VP9 Kydex Right Hand Holster + 3 Included Mounting Options (belt, paddle, drop offset hanger). All 3 styles included The International is an outside the waistband...HKP-17478$74.95 -
F5 MFG 50 Round HK MP5/MP5K 9mm Drum - FDE
F5 MFG
$199.0050 Round Drum - 9mm - FDE - Flat Dark Earth - MP5, MP5K HK MP5 & MP5K 9mm - 50 Round Drum New 3rd generation redesigned version. Now offered at an even lower price! You asked for it and the long-awaited and highly anticipated MP5 50 Round Drum...HKP-19217$199.00 -
On Sale
Glock 23 13-Round .40 S&W Magazine - Black
Glock
Now: $19.95Was: $29.95Glock 23 .40 S&W - 13 Round Magazine These are factory-original, drop-free magazines for your Glock handgun. Glock magazines have a hardened steel insert encased in high-tech polymer. This polymer coating protects the magazine and prevents...HKP-00014Now: $19.95Was: $29.95 -
GSG9 HK G36 Complete Semi-Auto Bolt Group - Black
GSG9
$799.95GSG9 - HK G36 Semi-Auto Bolt Group Compatible With: HK G36 HK G36K HK G36C This will not work with a HK SL8.HKP-18944$799.95 -
H&K 33, 93 Full Auto Carrier Bolt Group - Used
H&K Heckler & Koch
$599.95H&K 33& 93 Full Auto Carrier Bolt Group - Used HK German manufactured for HK contract 33, 93 full auto bolt group, early style carrier with a half moon buffer. Used, but in good shape overall. Each Bolt Group Includes: HK33/93 F/A Carrier...HKP-00712$599.95 -
Out Of Stock
H&K 21 (7.62x51/.308) Carry Handle Axle Elbow Spring
HKP HK Parts
$11.95HK21 & 21E Carry Handle Axle Elbow Spring This part is needed and is used in conjunction with the actual carry handle, axle, axle spring, and (2) E-clips. This is the elbow spring portion of the needed part for the assembly.HKP-00578$11.95 -
Out Of Stock
H&K 21E/23E (7.62x51/.308) & (5.56/.223) Extended Cocking Handle
H&K Heckler & Koch
$0.00HK21E, HK23E & HK11E, 13E Factory German Extended Cocking Handle This cocking handle is for the HK 21E, HK 23E guns only and will not work in HK91, G3 & PTR rifles.HKP-00580$0.00 -
Out Of Stock
H&K 416A5 RAL 8K Stripped Upper Receiver
H&K Heckler & Koch
$0.00HK German Un-Assembled Stripped HK 416A5 Upper Receiver - RAL 8K Brand new factory German RAL 8000 416A5 upper receiver. Compatible With: HK MR556 HK MR223 HK 416 Looking for a matching lower for your build? STS416 A5 LOWER - Specialized Tactical...HKP-18787$0.00 -
H&K 91/G3 (7.62x51/.308) Magazine Unloader
H&K Heckler & Koch
$49.95HK Factory German Unloader For HK 91, G3, And PTR Magazines Brand new HK German manufactured magazine loader for the alloy or steel mags. Made from all steel construction. Compatible With: HK 91 magazines HK G3 magazines PTR, CETME HK PSG-1 magazines HK...HKP-01508$49.95 -
H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - OD Green
H&K Heckler & Koch
$139.95Surplus - Fixed Stock - OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings. Features: HK...HKP-18888$139.95 -
H&K Bolt Locking Lever Pin/Cylindrical Pin
H&K Heckler & Koch
$4.95H&K Bolt Locking Lever Pin/Cylindrical Pin New HK91, G3, PTR-91 .308 & HK 93, 33, 53 Bolt Carrier Bolt Locking Lever pin (cylindrical pin). This item holds the locking lever & spring in place on the actual bolt head.HKP-16913$4.95 -
H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$179.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned New German-made Heckler & Koch grip housing comes in black polymer clipped and pinned, ready to drop on your HK 91, HKG3, PTR-91, or other HK .308 type build. Accepts...HKP-00513$179.95 -
H&K G36/SL8 (5.56/.223) Bolt Catch Spring
H&K Heckler & Koch
$9.95HK German G36 & SL8 Bolt Catch SpringHKP-01861$9.95 -
H&K G36/SL8 (5.56/.223) Bolt Heads Ejector
H&K Heckler & Koch
$19.95HK G36/SL8 HK German Bolt Head EjectorHKP-01868$19.95 -
Out Of Stock
H&K G36K Parts Kit w/ Rear Hinge Section
H&K Heckler & Koch
$3,995.00G36K Parts Kit Complete With Stock Hinge Section Finally a factory German HK G36K parts kit with the most desirable of parts and the ultra desirable stock hinge section. Click this link to complete your build with a DEFGUNZ DEF36 receiver...HKP-00269$3,995.00 -
H&K HK 45 Recoil Rod Absorber Bushing
H&K Heckler & Koch
$9.95HK 45 Recoil Rod Absorber Bushing This part is a common wear and replacement part and a must-have for spare parts. Compatible With: HK45 HK45 TacticalHKP-02269$9.95 -
H&K HK CC9 10 Round Magazine - Flush Floor Plate
H&K Heckler & Koch
$49.95H&K HK CC9 10 Round Magazine - Flat Floor PlateHKP-21570$49.95 -
H&K HK G36/G36K Gas Block
H&K Heckler & Koch
$99.95HK G36E, G36K - Gas Block - German HK The real deal. HK German G36E, G36K Factory Gas Block. New uninstalled. Compatible With: SL8 Other G36 variants and custom builds and projectsHKP-16351$99.95 -
H&K HK G36C Incomplete Gas Piston Rod - Black
H&K Heckler & Koch
$49.95H&K HK G36C Incomplete Gas Piston Rod - Black A must have item for HK G36C conversions from SL8's or for spares for your G36C. New HK German factory part.HKP-17009$49.95 -
H&K HK MP5 4 Position Retractable Buttstock - RAL 8K
H&K Heckler & Koch
$594.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position - RAL 8K This German HK A3 retractable is the latest & greatest HK retractable German stock available. Now in the desirable RAL 8000 color. The F stock is designed to take...HKP-21265$594.95 -
H&K HK MR556/416 Complete Floor Plate
H&K Heckler & Koch
$10.95HK German HK 416, MR556 Floor Plate Extension Complete All steel HK Marked 30, 20 & 10 round floor plates. Each unit comes complete with the rubber bushing installed in the maritime finish. It is a great spare to have on hand as these do break...HKP-15209$10.95 -
H&K HK MR556/416 Handguard Picatinny Quad Rail - FDE
H&K Heckler & Koch
$549.95H&K HK MR556/416 Handguard Picatinny Quad Rail - FDE Handguard with Picatinny Quad Rail profile on 3, 6 and 9 o'clock, STANAG 4694 profile on 12 o'clock. New HK German. Compatible With: HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"HKP-18553$549.95 -
H&K HK MR762 Ejection Door Clamping Sleeve
H&K Heckler & Koch
$4.95H&K HK MR762 Ejection Door Clamping SleeveHKP-16518$4.95 -
H&K HK MR762/417/G28 Adjustable Buttstock - Black
H&K Heckler & Koch
$397.95HK G28 Fully Adjustable Stock For The MR762 & HK 417 - Black Just in and hard to find. The HK G28 adjustable stock upgrade is to be used on the MR762, HK417 stocks with the G28 buffer tube and G28 castle nut. The G28 stock is fully adjustable for...HKP-16721$397.95 -
H&K HK P30 Series Left Grip Shell - Large - Black
H&K Heckler & Koch
$19.95HK P30 Series Left Grip Shell - Large - BlackHKP-01575$19.95 -
H&K HK USP .45 ACP Extractor
H&K Heckler & Koch
$49.95HK German Extractor for USP 45 & USP Tactical .45 Full Size Pistol Compatible With: USP 45 USP 45 Tactical USP 45 Expert, EliteHKP-01275$49.95 -
H&K HK USPC LEM Firing Pin Block Spring
H&K Heckler & Koch
$8.95H&K HK USPC LEM Firing Pin Block Spring Compatible With: HK USP Compact 9mm - LEM HK USP Compact 40 - LEM HK USP Compact 45 ACP - LEMHKP-16421$8.95 -
H&K HK VP9/VP9SK, HK VP40 Catch
H&K Heckler & Koch
$27.95HK Catch VP9, VP9SK & VP40 Compatible With: HK VP9, VP9 Tactical HK VP9SK VP40, VP40 TacticalHKP-16799$27.95 -
H&K HK VP9/VP9SK, HK VP40 Complete Trigger
H&K Heckler & Koch
$69.95H&K HK VP9/VP9SK, HK VP40 Complete Trigger New HK German manufacture. Compatible With: HK VP9, VP9 Tactical HK VP9SK HK VP40, VP 40 TacticalHKP-16771$69.95 -
H&K MP5 40/10 High Impulse Locking Piece #25
H&K Heckler & Koch
$229.95New HK German MP5 40 or MP5 10mm High Impulse Locking Piece Marked #25 This is the 60-degree locking piece that is used for high-impulse ammo, commonly found in +P or +P+ ammo. This locking piece is needed to cycle these hot loads without excessive...HKP-00437$229.95 -
H&K MP5 9mm Grenade Launcher Attachment - 3-Lug
H&K Heckler & Koch
$149.95H&K MP5 9mm Grenade Launcher Attachment - 3-Lug This is a rare part and hard to come by. Perfect for MP5 9mm series. Specifications: 3-Lug Compatible With: HK MP5/MP5K HK SP5/SP5K HK 94HKP-16975$149.95