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, 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 93/53/91/G3 Cocking Handle Spring
H&K Heckler & Koch
$5.74New Style Cocking Handle Lever Spring - German This is the latest HK German spring design with the factory HK anti-corrosion plating applied. The factory HK springs last longer and is more tolerant to corrosion. A perfect upgrade for your older...HKP-00348$5.74 -
HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Hex Buffer Screw - Front
HKP HK Parts
$0.69Enhanced Hex Style Buffer ScrewNew upgraded hex head style front buffer screw. Each buffer assembly uses 2 of these screws to affix the buffer to the back plate and central stock section. The old style buffer screws were used the older slotted head and...HKP-17883$0.69 -
H&K 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Buffer Screw Locking Washer - Zinc Plated
H&K Heckler & Koch
$0.25HK G3, 91, PTR & HK93, 33, 53 - Locking Washer For Small Buffer ScrewsNew not surplus latest generation of G3, 91, PTR toothed locking washer. Zinc plated (galvanized) as to not corrode or rust like the older style units found on surplus stocks...HKP-17882$0.25 -
HKP HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Carrier Assembly & Disassembly Tool
HKP HK Parts
$19.87HK Bolt Carrier Assembly & Disassembly Tool This tool is one of the best items you can buy if you are new to HK and plan on taking apart your bolt group for cleaning or maintenance. A must-have for all HK collectors and shooters. This is the original...HKP-00785$19.87 -
H&K 91/93/33/G3 Black Plastic Grips For Metal Grip Frames
H&K Heckler & Koch
$24.95Black Plastic Grips For Metal Grip Frames New Factory HK German. It is no longer in production and is hard to find. Compatible With: HKG3 HK91 HK93 HK33HKP-00526$24.95 -
H&K 33/93/91/51/G3 (5.56 / .223) & (7.62x51 / .308) Paddle Mag Release - Standard
H&K Heckler & Koch
$8.95New HK German Paddle Magazine Release This item is a brand new H&K genuine part, not a used or surplus part. It's used for installation on all HK .223 & .308 HK rifles. Compatible With: HK 91 HK G3 HK 51 HK 93 HK 33 HK PSG-1 HK MSG-90HKP-01851$8.95 -
Out Of Stock
HKP 93/91/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Rear Sight Base Weldment
HKP HK Parts
$24.95HK G3, HK91, PTR & HK93, 33 & 53 Rear Sight Base WeldmentNew US manufactured billeted from solid ordnance grade bar stock. Perfect for roller lock or other custom builds. Each unit is precisely machined and the finest rear base available. HKG3,...HKP-17386$24.95 -
H&K German (5.56 / .223) & (7.62x51 / .308) Hammer Spring
H&K Heckler & Koch
$9.95New HK German Rifle Hammer Spring For All.308/.223 Semi & Full Auto Trigger Packs This is a must-have spare replacement part for your HK firearm. The rifle 308/556 hammer spring is also a popular upgrade to replace the hammer spring in 9mm and clones...HKP-00194$9.95 -
H&K (5.56 / .223) & (7.62x51 / .308) Hammer Spring- Extra Power
H&K Heckler & Koch
$14.95HK G3, 91, PTR, CETME Extra Power Hammer Spring.New HK German extra power hammer spring For All.308/.223 Semi & Full Auto Trigger Packs.This is a must have spare replacement part for your HK firearm parts bin. The heavy hammer spring is the best...HKP-16447$14.95 -
PTR 33/91/93/53/G3 (5.56 / .223) & (7.62x51 / .308) Muzzle Brake - Threaded 15x1 RH
PTR
$25.95HK Bird Cage Style Flash Hider, Muzzle Brake - USA Correct HK threading 15 X 1 right hand with HK style retaining spring to latch on the HK splined barrel. Made in the US and counts as one US 922R compliant part. Compatible With: HK 91, G3, PTR HK 93,...HKP-02148$25.95 -
PTR AR Stock Adapter For HK Firearms
PTR
$99.95AR15 to HK 90 Series Stock Adapter For AR15 &M4 Style Stocks, BracesFor use on any commercial, Mil-spec or pistol AR15/M16/M4 stock, brace & buffer tube of your choice. Perfect for your HK rifle, pistol or SBR build. With our M4 adapter, you can...HKP-16550$99.95 -
H&K 33/91/93/G3 (5.56 / .223) & (7.62x51 / .308) Triple Frame Front Sight Tower
H&K Heckler & Koch
$14.95HK German Front Sight Tower Triple Frame- Used SurplusUsed G3 triple frame in Good shape. Just needs a good refinishing. Comes complete with sight blade and roll pin installed. Used surplus pulled from HK German de-milled G3's HK 91 HK G3 HK G3K HK 93...HKP-16734$14.95 -
HK Rifle Tac Latch - HK 91, G3, HK 93, 33
$69.95Taclatch paddle style magazine release for the HK 91, G3 & HK93, 33 family of firearms. THE NEW TAC-LATCH IS READY TO SHIP WITH A MACHINED TEXTURED PADDLE! If you own a Heckler and Koch rifle, true spec clone or CETME then you might be missing...HKP-02791$69.95 -
PTR HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Flash Hider - Threaded 15x1 RH
PTR
$19.95HK Bird Cage Flash Hider - USA The New HK flash hider is made to the exact specs as the HK flash hider only here in the USA by PTR-91 to exact HK standards. Compare and save this is the finest flash hider for the money anywhere. Correct 15 X 1 right-hand...HKP-01447$19.95 -
H&K 33/91/G3 Triple Frame Front Sight Tower
H&K Heckler & Koch
$19.95Â Front Sight Tower Triple Frame G3/33 - GermanG3 triple frame all steel factory German front sight tower. Perfect for HK builds as well as HK-AK style sight conversions and builds. HK G3 HK G3K HK 93 HK 33HKP-18778$19.95 -
PTR HK 93/91/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Central Stock Section With Butt Pad
PTR
$99.95U.S. HK 91, G3, PTR Central Stock Section Black With Butt Pad Compliant parts are hard to find and are important for keeping your HK G3, HK 91, HK33, and 93 build 922R compliant. Compatible With: HK G3, 91, PTR CETME HK 93, 33, 53 Other...HKP-00379$99.95 -
H&K 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Rear Stock Buffer With All Mounting Hardware
H&K Heckler & Koch
$24.95German HK G3, 91 & PTR91 Complete Rear Stock Buffer Assembly Each unit comes with all of the mounting hardware for installing the G3 buffer to your backplate assembly. Also fits the HK93, 33, and 53 fixed stocks as well (use the same buffer).HKP-00362$24.95 -
H&K German (5.56 / .223) & (7.62x51 / .308) Hammer Spring - Used
H&K Heckler & Koch
$4.95HK German Rifle Hammer Spring For All.308 & .223 Semi & Full Auto Trigger PacksThis is a must have spare replacement part for your HK firearm. The rifle 308/556 hammers spring is also a popular upgrade to replace with the 9mm hammer spring in...HKP-18066$4.95 -
H&K 93/91/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Locking Lever Spring For Bolt Head
H&K Heckler & Koch
$4.95HK Bolt Carrier Bolt Locking Lever SpringNew HK German factory bolt carrier locking lever spring for locking lever latch. HK G3, HK91 PTR models HK93, 33, 53 Other clones and custom buildsHKP-16274$4.95 -
H&K 33/91/93/53/G3 (5.56 / .223) & (7.62x51 / .308) Muzzle Protector, Cap
H&K Heckler & Koch
$5.95HK German Muzzle Cap For The HK G3, 91, PTR & HK33, 93 FirearmsThis item is to keep the barrel end or flash hider covered to prevent debris, water, etc from entering the muzzle end while not in use. Perfect to keep your costly HK rifle protected and...HKP-13959$5.95 -
PTR AR Stock Adapter & Buffer Tube For HK - Commercial
PTR
$124.95AR15 to HK 90 series Stock adaptor for AR15 stocks that includes the commercial buffer tube and castle nut to use any commercial AR15/M16 stock of your choice on your HK rifle or SBR build. With the adapter, you can use your existing metal backplate,...HKP-14339$124.95 -
HKP 33/91/93/53/G3 (5.56 / .223) & (7.62x51 / .308) Muzzle Brake - Threaded 15x1 - CA/NY Compliant
HKP HK Parts
$24.95US Made HK Bird Cage Style Partially Slotted NY, CA Compliant Thread Protector, Faux Flash Hider 15 X 1 Right Hand New made here in the USA to exact HK standards. Best quality & price in the country by the best makers of US made components available...HKP-12746$24.95 -
H&K (5.56 / .223) & (7.62x51 / .308) Contact Piece For Paddle Mag Release
H&K Heckler & Koch
$29.95HK .223/556 & 308 Contact Piece For Paddle Magazine Release German HK manufacture. The contact piece is used in the magazine release assembly for the paddle mag release.HKP-00465$29.95 -
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 -
PTR HK 91/93/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Muzzle Brake - NY/CA Compliant - Threaded 5/8 X 24
PTR
$24.95US Made HK Bird Cage Style Partially Slotted NY, CA Compliant Thread Protector, Faux Flash Hider New made here in the USA to exact HK standards. Best quality & price in the country by the best makers of US made components available anywhere. Compare...HKP-17927$24.95 -
H&K 33/91/G3 Complete Triple Frame Front Sight Tower
H&K Heckler & Koch
$24.95NEW HK German Front Sight Tower Triple FrameG3 triple frame in. Comes complete with sight blade and roll pin. HK G3 HK G3K HK 93 HK 33HKP-18777$24.95 -
MM HK 33/91/93/G3 (5.56 / .223) & (7.62x51 / .308) Clubfoot With Heavy Rubber Buttpad
Michaels Machines
$229.95US-Made Clubfoot (21E/23E Style) Central Buttstock Section With US Heavy Rubber Buttpad Fits all HK 91/G3/21/23 and HK93/33/53 backplates and buffers. Just add your buffer and backplate and you are good to go. Great replacement or upgrade for your HK...HKP-01144$229.95 -
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 21E/23E (7.62x51 / .308) & (5.56 / .223) Complete Recoil Rod Assembly
H&K Heckler & Koch
$0.00HK 21E, 23E Recoil Rod Assembly Complete Great item to have on hand as this is a high wear and replacement item. Compatible With: HK 21E HK 23E MM23E MM21E Other custom builds or clonesHKP-00570$0.00 -
H&K 23E/13E/G43 (7.62x51 / .308) & (5.56 / .223) Extractor
H&K Heckler & Koch
$119.95HK23E & HK13E Extractor New HK German and no longer in production. Compatible With: MM 23E HK 13E HK G43HKP-00818$119.95 -
Brass Catcher For HK .308/762, 223/556 Rifles
$79.95Rigid Brass Catcher For HK91, G3, And PTR-91 Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and are made from strong, lightweight, black textured plastic. Each holds a minimum of 60...HKP-00846$79.95 -
H&K 21E/23E/21/11/13 (7.62x51 / .308) & (5.56 / .223) Barrel Grip Holder - German
H&K Heckler & Koch
$34.95HK21E, HK23E, HK21, HK11, HK13 German HK Barrel Grip HolderNew old stock with handling marks from being bagged and shipped in bulk. German HK manufacture. We are told these are the last units found in Germany. Last call!HKP-16427$34.95 -
H&K 93/91/33/53/G3 (5.56 / .223) & (7.62x51 / .308) Bolt Locking Lever Axle Pin
H&K Heckler & Koch
$9.95HK Bolt Carrier Bolt Locking Lever Axle Pin - G3, 91, PTR & HK93, 33, 53Brand new HK German bolt locking lever axle pin or cylinder pin for HK locking levers for the following bolt carriers: G3, 91, PTR HK 93, 33, 53 HK21, 23, 11, 13 PSG1, MSG90HKP-17624$9.95 -
H&K Bolt Locking Lever Pin/Cylindrical Pin
H&K Heckler & Koch
$4.95New 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 -
PTR HK 33/93/G3K Tactical Forearm
PTR
$129.95HK 33, 93, G3K & PTR (shorter length) Tactical Hand Guard - US Made This robust tactical forearm allows the addition of either 2, 3, 4, or 6-inch bottom and side rails, giving you the greatest ability to customize your rails and configuration of any...HKP-00367$129.95 -
RCM HK 21E/23E (7.62x51 / .308) & (5.56 / .223) Locking Piece #9 - 40 Degree
RCM
$74.95Locking Piece #9 - 40 Degree - US Made Compatible With: HK 21e HK 23e Works with both the .223 & 308 applications.HKP-02521$74.95 -
Out Of Stock
H&K 21E/23E (7.62x51 / .308) & (5.56 / .223) Complete Rear Stock
H&K Heckler & Koch
$0.00HK German HK21E, 23E Rear Stock Complete The latest manufacture and no longer in production or offered by HK Germany.HKP-00575$0.00 -
Out Of Stock
H&K 21E/23E (7.62x51 / .308) & (5.56 / .223) Trigger Housing - 4 Position
H&K Heckler & Koch
$0.00HK21/23E 4 Position Trigger Housing For Factory HK21E & HK23E's. A Great Spare To Have On Hand For Your HK Belt Fed Firearm.HKP-00248$0.00 -
H&K 21E/23E/11E/13E (7.62x51 / .308) & (5.56 / .223) Hammer Spring
H&K Heckler & Koch
$19.95HK German HK21E, 23E, 11E & 13E Hammer Spring - GermanThis is the heaviest HK hammer spring available for the roller lock family of firearms. The factory correct hammer spring for the beltfed series of firearms. Made in Germany and no longer made or...HKP-15453$19.95 -
Out Of Stock
H&K 21E/23E (7.62x51 / .308) & (5.56 / .223) Recoil Spring
H&K Heckler & Koch
$79.95New German HK Factory 21E & 23E Recoil SpringHKP-02001$79.95