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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Grayguns HK45 Straight Trigger
Grayguns
$94.95Grayguns HK45 Straight Trigger The Grayguns HK45 straight trigger is a first-of-its-kind in the market. The trigger reduces over-travel while featuring a 90 degree optimal trigger break. Crafted in the US from heat-treated tool steel to...HKP-21496$94.95 -
GSG German Sports Guns Flip Front & Rear Sight Set Complete
GSG German Sports Guns
$179.95GSG German Sports Guns Flip Front & Rear Sight Set Complete New MP7A1 style flip up front & rear sight set. Includes iron sights (folded down) for low profile sighting system and can also be deployed in the flipped up position for longer distance...HKP-18772$179.95 -
H&K Club Range Bag
H&K Heckler & Koch
$108.95H&K Club Range Bag Features: Ripstop nylon construction Padded interior pockets perfect for pistols Internal glasses and ear protection pockets Zippered front, back, and side pockets Magazine loops Wrap around handles with adjustable loops to...HKP-20135$108.95 -
H&K HK MR556/416 Upper Receiver Threaded Piston Guide
H&K Heckler & Koch
$19.95HK MR556 & 416 Upper Receiver Threaded Piston Guide Compatible With: HK MR556 HK 416 HK M27HKP-02640$19.95 -
H&K HK P7M10/P7M13 Retaining Pin
H&K Heckler & Koch
$4.95H&K HK P7M10/P7M13 Retaining PinHKP-16436$4.95 -
H&K HK VP9/VP9SK, VP40 Drop Safety Elbow Spring
H&K Heckler & Koch
$5.99H&K HK VP9/VP9SK, VP40 Drop Safety Elbow SpringHKP-16835$5.99 -
H&K MP5K/SP89/SP5K 9mm Shoulder Rig Lanyard With Ring
H&K Heckler & Koch
$34.95HK German MP5K Shoulder Rig Lanyard With Ring For use with all HK shoulder harnesses to quickly deploy the stock when folded. This is the same unit used by the Secret Service and the FBI. Compatible with all MP5K and MP5K-N folding stocks.HKP-00022$34.95 -
H&K Trip Lever - Friction
H&K Heckler & Koch
$24.95H&K Trip Lever - Friction This is the older friction-style trigger pack found on older HK trigger packs and all HK registered sear packs.HKP-02393$24.95 -
HK VP9L International RH Holster - Black
Comp-Tac
$86.95HK VP9L International Holster - Right Hand The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holsters is perfect for competition shooting,...HKP-19092$86.95 -
Out Of Stock
HKP HK MR556/MR762/416/417 Front Diopter Sight
HKP HK Parts
$89.95HK MR556, HK416 & MR762 & HK 417 Fixed Front Sight Assembly - USNew US Made HK style front fixed sight for use with the rear diopter style rear sight options. Can also be used on some other AR-15/M-16 applications.New US Manufacture. Complete...HKP-17716$89.95 -
HKP HK VP9/VP9SK, VP40 Hex Button Quick Detach Slide Plate - Red/Black
HKP HK Parts
$34.95HKP HK VP9/VP9SK, VP40 Hex Button Quick Detach Slide Plate - Red/Black The HK Parts quick detach slide plate for the HK VP series of pistols is ideal for those that want the ability of quickly and efficiently access the firing pin, sleeve assembly...HKP-18681$34.95 -
On Sale
HKP MP5 AR Stock, Brace Adapter - BLEMISHED
HKP HK Parts
Now: $44.95Was: $114.95HK MP5, HK93 Style AR, M4 Stock & Brace Adapter - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each AR stock, brace adapter is...HKP-17118-BNow: $44.95Was: $114.95 -
On Sale
HKP SIG P320C Compensator
HKP HK Parts
Now: $139.95Was: $189.95HKP SIG P320C Compensator Our P320 P320C compensator reduces recoil and muzzle flip. Each unit is 100% US-made and finished in durable black cerakote. Our P320C compensator features a Picatinny rail to mount lights/lasers. Available exclusively at...HKP-21092Now: $139.95Was: $189.95 -
Lazy Wolf VP F3 Full Flat Face Series Trigger - Gold
Lazy Wolf
$134.95F3 - Full Flat - Face VP Series Trigger - Lazy Wolf Guns - Gold 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 best trigger ever...HKP-19651$134.95 -
On Sale
Sig Sauer SIG P322 25-Round .22LR Magazine - Black
Sig Sauer
Now: $29.95Was: $39.9925 Round Magazine - 22LR - SIG P322 This magazine features a loading assist feature making it easier to load the magazine. Simply pull down slightly on the loading tabs to remove tension from the magazine follower, leaving enough room for one round...HKP-20563Now: $29.95Was: $39.99 -
DTAC Picatinny Rail For HK Receivers - 13 Slot
DTAC Dakota Tactical
$74.95DTAC Picatinny Rail For HK Receivers - 13 Slot Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...HKP-17818$74.95 -
H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Black
H&K Heckler & Koch
$50.95H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Black New German HK manufacture 10 round 9mm P30SK/VP9SK magazine with standard flush fit floorplate. This magazine is the same for the VP9SK & P30SK. Compatible With: VP9SK P30SKHKP-17376$50.95 -
H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Black
H&K Heckler & Koch
$249.95Surplus - Fixed Stock - Black - HK93,33,53 HK93 Surplus Stock - Black comes with a matching buttpad. Ready to install on your HK or clone rifle. Last remaining units. Once all are gone there will be no more. Features: HK 93, 33, 53 correct all metal...HKP-19075$249.95 -
H&K HK G36, HK G36K Full Size Folding Stock - Black
H&K Heckler & Koch
$139.95HK G36 or G36K Folding Stock HK G36 Stock complete for full-size G36 rifles. This is the longest stock available for G36 rifles. This is also the standard G36 and G36K stock with the standard length. Compatible With: G36 G36K G36C G36E SL8 to G36...HKP-00277$139.95 -
H&K HK G36/SL8/MP7 Gas Block Pin
H&K Heckler & Koch
$8.95H&K HK G36/SL8/MP7 Gas Block Pin The G36/SL8/MP7 gas block pin is the largest out of HK's line up (UMP/USC, 415/MR556, 417/MR762).HKP-16727$8.95 -
H&K HK MR556/416 Firing Pin
H&K Heckler & Koch
$54.95H&K HK MR556 & 416 Firing Pin New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon systems. Compatible With: HK MR556 HK 416 HK...HKP-00045$54.95 -
H&K HK MR556/416 Magazine Release Button
H&K Heckler & Koch
$16.95HK MR556 & HK 416 Magazine Release Button New HK German Manufacture. Compatible With: HK MR556 HK416 AR15, M4 & M16 firearmsHKP-02656$16.95 -
H&K HK VP9 Rubber Extractor Plug
H&K Heckler & Koch
$5.95HK VP9 Rubber Extractor Plug This part is the rubber buffer found on the inside of the extractor spring to help keep positive tension on the extractor. It's a must-have repair and replacement item.HKP-01849$5.95 -
Out Of Stock
H&K MP5, MP5K Case Deflector
H&K Heckler & Koch
$0.00HK German case deflector for receiver flat or receiver for all MP5, HK94, MP5K & SP89 builds. The case deflector is riveted or welded in place on the ejection port of the 9mm receiver/flat to aid in the extraction of the 9mm round. HK MP5, 94 HK...HKP-00871$0.00 -
H&K/HKP 20 Round VP9SK & P30SK 9mm Magazine - Black
H&K / HK Parts
$89.9510 Round Magazine with Black +10 Extension - 9mm - HK VP9SK & P30SK Drop-in magazine ready to go! HK Parts takes an existing 10 round magazine a +10 magazine extension and assembles them into a working 20 round magazine. Compatible With: HKP30...HKP-20599$89.95 -
Out Of Stock
HK MR556/416 10.5" Super Modular Rail System - Black
Geissele
$459.95Geissele HK416, MR556 10.5" Modular Rail - Black 9.7 " Extended free float rail for use with all HK 416 & MR 556 barrels. Please note: On the HK416 models the sling attachment point on the gas block will need to be removed to allow the handguard to...HKP-16459$459.95 -
HKP (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH - CA/NY Compliant
HKP HK Parts
$24.95HKP (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH - CA/NY Compliant This muzzle device is a partially milled version (not completely milled) of the factory HK birdcage style flash hider found on the factory-correct HK models of rifles...HKP-12746$24.95 -
HKP HK 91/G3 (7.62x51/.308) Clubfoot Stock
HKP HK Parts
$299.95HK Clubfoot Stock HK clubfoot stock comes fully assembled with both US and German H&K parts. This stock assembly counts as one US-made part toward your 922r compliance. Compatible With: HK 91 HK G3 PTR-91, 32 Rifles HK .308 Rifles Other...HKP-01920$299.95 -
HKP MP5K/SP89/SP5K 9mm AR Stock Adapter - QD
HKP HK Parts
$114.95HK MP5K, SP89 Style AR, M4 Stock & Brace Adapter With QD Sling Attachment Point Each AR stock, brace adapter is made from a solid billet of CNC machined aircraft grade aluminum with QD Sling Attachment Points. Properly buffered with factory correct...HKP-18796$114.95 -
MP5, MP5K & HK53 Optic View Front Sight Tower
$54.95Billeted One Piece "Optic View" Front Sight Tower HK front sight tower machined as one solid seamless billeted piece. The finest front sight tower that has been machined to allow the use of the unobstructed partial view or optic view of the front sight...HKP-17879$54.95 -
RCM HK USP .40 S&W To .357 SIG Conversion Barrel - Non-Threaded
RCM
$237.50RCM HK USP .40 S&W To .357 SIG Conversion Barrel - Non-Threaded Each barrel is finely and painstakingly made from ordnance grade steel, heat treated, with a nitrided finish inside and out. This is the finest replacement barrel available for the HK...HKP-17746$237.50 -
RCM HK USPC .40 S&W Tactical Barrel - Threaded 14.5x1 LH
RCM
$225.00RCM HK USPC .40 S&W Tactical Barrel - Threaded 14.5x1 LH 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-16708$225.00 -
Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Orange
Blitzkrieg Components
$84.95Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 PTR-style front sight provides an advanced sighting system with improved visibility and precision. The spike-tipped post and bright orange stripe ensure a fast and clear sight...HKP-21100$84.95 -
Choate MP5K/SP89 9mm Steel End Cap W/ Buffer
Choate
$45.95MP5K & SP-89 Steel End Cap With Replaceable Rubber Buffer Fits perfectly on all HK MP5K-type builds or projects. All metal construction, so you know it will last. Each unit comes with a sling loop for use with multiple sling types. Compatible...HKP-00395$45.95 -
On Sale
Czech M10M Gas Mask with Filters - Used
Czech
Now: $14.95Was: $24.95Czech M10M Gas Mask with Filters - Used The Czech M10M gas mask comes with filter and drinking tube. This is a comfortable and lightweight mask. Specially designed for extended use with superior comfort, secure fit, and low breathing resistance. The M10M...HKP-19933Now: $14.95Was: $24.95 -
H&K 3 Point Sling Replacement Holding Clip
H&K Heckler & Koch
$19.95New HK German 3-Point Sling Rear Stock Holding Clip This is the hard-to-find holding clip that secures the standard 3-point HK sling to the A2 or A3 stock. The rear sling clip can become weak and break, making your 3-point sling useless. The sling...HKP-01043$19.95 -
H&K 30 Round HK MP5 9mm Magazine - Bronze
H&K Heckler & Koch
$99.95H&K 30 Round HK MP5 9mm Magazine - Bronze Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany." These are the finest magazines you can get and brand new...HKP-20822$99.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Aluminum
H&K Heckler & Koch
$69.9510-Round 308 Magazine For HK Rifles - Alloy Aluminum Each HK magazine is made by using a factory German HK 20-round mag, that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20-round magazines are too long and...HKP-00351$69.95 -
H&K 93/53/33 (5.56/.223) Backplate - Parkerized
H&K Heckler & Koch
$64.95Steel Back Plate For HK93, 33, 53 & MP5, 94- Parkerized Finish HK German backplate with the recoil assembly cup guide installed. Each unit comes complete & freshly parkerized. Derived from a German HK91 backplate and using factory tooling,...HKP-16252$64.95 -
H&K HK G36/SL8 Sling - Black
H&K Heckler & Koch
$79.95HK German G36 & SL8 Tactical Sling - BlackHKP-02381$79.95