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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- Qty in Cart
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H&K HK VP9SK Left Side Grip Panel - Small - Gray
H&K Heckler & Koch
$19.95H&K HK VP9SK Left Side Grip Panel - Small - Gray New HK German manufactured. Left side small size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18963$19.95 -
H&K HK VP9SK Locking Block Guide
H&K Heckler & Koch
$99.95H&K HK VP9SK Locking Block Guide Locking block guide complete, welded for frame on all HK VP9SK, VP40SK models. Compatible With: HK VP9SK HK VP40SK Does NOT fit the full size VP modelsHKP-18309$99.95 -
H&K HK VP9SK Righr Side Grip Panel - Medium - Gray
H&K Heckler & Koch
$19.95H&K HK VP9SK Righr Side Grip Panel - Medium - Gray New HK German manufactured. Right side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18923$19.95 -
H&K HK VP9SK Right Side Grip Panel - Small - Gray
H&K Heckler & Koch
$19.95H&K HK VP9SK Right Side Grip Panel - Small - Gray New HK German manufactured. Right side small size perfect for spare or for custom atippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18964$19.95 -
H&K HK VP9SK, HK VP40SK Right Side Grip Panel - Medium - Black
H&K Heckler & Koch
$19.95H&K HK VP9SK, HK VP40SK Right Side Grip Panel - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK HK VP40SKHKP-18299$19.95 -
H&K HK33 / HK93 Slimline Forearm - FDE
H&K Heckler & Koch
$69.95H&K HK33 / HK93 Slimline Forearm - FDE Cerakoted German military FDE slimline forearm. These forearms started as a G3,HK91 length forearm and was machined to fit the HK 93,33, cleaned up and Cerakoted FDE for the best finish possible. Available...HKP-20487$69.95 -
H&K HK33 A3 German Parts Kit - Used
H&K Heckler & Koch
$4,499.00HK33 A3 Parts Kits - Used Surplus Parts kit does not include a receiver Demilled & prepared per BATF specifications. HK 33 parts kit with a rare A3 collapsible stock. 0, 1, 25 factory correct trigger group, wide handguard, HK date-coded barrel, and...HKP-20723$4,499.00 -
Out Of Stock
H&K HK33A2 Parts Kit-Used
H&K Heckler & Koch
$0.00HK33 A2 Parts Kits - Used Surplus Parts kit does not include a receiver Demilled & prepared per BATF specifications.These are the last ones available we are told there will be no more available at this price.HK93 style receiver flats are also...HKP-00783$0.00 -
Out Of Stock
H&K HK416, MR556 Ejection Port Cover - FDE
H&K Heckler & Koch
$0.00HK German HK 416, MR556 Ejection Port Cover In RAL7008 -FDE HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556's. This item can also be used on other AR15 style projects to enhance the project with the finest...HKP-19450$0.00 -
H&K HK45C/USPC Stripped Recoil Spring Guide Rod - Black
H&K Heckler & Koch
$79.95HK45C & USPC Stripped Recoil Spring Guide Rod - Black This is the guide rod for the recoil spring assembly. It only includes the rod, no spring.HKP-02245$79.95 -
H&K HK53 A3 German Parts Kit - Used
H&K Heckler & Koch
$7,499.95HK German HK53 A3 Factory Parts Kit Complete Minus The De-milled Receiver Includes: HK German desirable 1/7 twist factory cold hammer forged barrel HK ambidextrous 2 round burst trigger group Factory HK 53 wide forearm 4 prong factory flash hider A3...HKP-20729$7,499.95 -
H&K HK91 SEF Steel Semi-Auto Trigger Group w/ Extended Selector
$454.95German HK91 Surplus Lower Complete - Black Grip HK 91 SEF steel lower complete. Each lower includes semi-auto trigger pack complete, extended selector lever, black pistol grip, metal SEF grip frame, grip screw with screw washer. All of these parts are...HKP-20221$454.95 -
H&K Molle Velcro 4.5" Pouch
H&K Heckler & Koch
$29.95H&K Molle Velcro 4.5" Pouch Features: HK® embroidered logo Firm Molle mount using Molle web & milspec snap Includes drain holes Compatible With: HK Karma Specifications: Overall length: 4.5" Color: blackHKP-20290$29.95 -
H&K Molle Velcro 5.5" Pouch
H&K Heckler & Koch
$29.95HK 5.5" Large MOLLE Velcro Pouch Features: HK® embroidered logo Firm Molle mount using Molle web & milspec snap Includes drain holes Compatible With: HK Karma Specifications: Overall length: 5.5" Color: blackHKP-20289$29.95 -
Out Of Stock
H&K MP5 "Action 3" Bolt Group Complete
H&K Heckler & Koch
$0.00New HK German MP5 "Action 3" Bolt Group Complete. Includes the following: MP5 Action 3 Bolt head complete, MP5 Full Auto Bolt Carrier (newer F style), MP5 Firing pin, MP5 Firing pin spring, 100 MP5 Degree Locking piece & Complete MP5/94 recoil rod...HKP-00129$0.00 -
Out Of Stock
H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing
H&K Heckler & Koch
$0.00H&K MP5 & 93/33 (9mm & 5.56/.223) 2 Position (0,1 Pictogram) FBI Style Trigger Housing This ambidextrous housing is designed for compatibility with any ambidextrous style trigger packs. It features a 2 position pictogram (0,1) and is crafted...HKP-00163$0.00 -
Out Of Stock
H&K MP5 & 93/33 (9mm & 5.56/.223) Unmarked Ambidextrous Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 & 93/33 (9mm & 5.56/.223) Unmarked Ambidextrous Housing - Clipped & Pinned This ambidextrous lower housing is designed specifically for use with MP5, HK33, and HK93 trigger packs. Featuring a clean, unmarked exterior, it offers a...HKP-15303$0.00 -
Out Of Stock
H&K MP5 & 93/53/33 (9mm & 5.56/.223) 4 Position (0,1,3,F Pictogram) Grip Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 & 93/53/33 (9mm & 5.56/.223) 4 Position (0,1,3,F Pictogram) Grip Housing - Clipped & Pinned This new HK German grip housing features 4 position pictogram (0,1,3,F). It is clipped and pinned, designed for use with HK MP5/94 or...HKP-00161$0.00 -
Out Of Stock
H&K MP5 & 93/53/33 (9mm, 5.56/.223) 4 Position (0,1,3,F Pictogram) Grip Housing - Push Pin
H&K Heckler & Koch
$0.00H&K MP5 & 93/53/33 (9mm, 5.56/.223) 4 Position (0,1,3,F Pictogram) Grip Housing - Push Pin This HK German grip housing is designed for push pin type receivers. This housing is not clipped & pinned, coming exactly as it was manufactured by HK...HKP-02240$0.00 -
Out Of Stock
H&K MP5 & HK94 Vented Wide Forearm - Horizontal
H&K Heckler & Koch
$0.00New German HK MP5 & HK94 vented wide forearm with The horizontal style vents. This style of venting allows better handling & superior barrel cooling abilities.HKP-01842$0.00 -
Out Of Stock
H&K MP5 & HK94 Vented Wide Forearm - Vertical
H&K Heckler & Koch
$0.00New German HK MP5 & HK94 vented wide forearm with The 90 offset degree vents. This style of venting allows better handling and superior barrel cooling abilities. Offered only here at HKPARTS.HKP-00176$0.00 -
Out Of Stock
H&K MP5 & MP5K Stop Pin For Recoil Rod
H&K Heckler & Koch
$14.99HK German MP5 & MP5K Recoil Rod Stop Pin New HK German manufacture a great spare or replacement item to have on hand. Compatible With: MP5, 94, SP5 MP5K, SP89, SP5KClones or other custom buildsHKP-17421$14.99 -
H&K MP5 .40 S&W Barrel - Threaded 14x.75 - 3-Lug
H&K Heckler & Koch
$599.95H&K MP5 .40 S&W Barrel - Threaded 14x.75 - 3-Lug German HK Barrel that is threaded and three lugged with the factory correct thread pitch 14x.75 and thread protector. Pulled out from demilled MP5 .40 S&W, this is a rare part, and only a few...HKP-01638$599.95 -
H&K MP5 .40 S&W Factory Barrel - Threaded - 3-Lug
H&K Heckler & Koch
$1,495.00H&K MP5 .40 S&W Factory Barrel - Threaded - 3-Lug New MP5 .40 S&W barrel. Factory-installed sight tower with sight/sling eyelets and factory finish. Specifications: Threaded 3-Lug Compatible With: HK MP5 .40 S&W Rare & hard to find...HKP-19349$1,495.00 -
Out Of Stock
H&K MP5 .40 S&W Parts Kit
HKP HK Parts
$2,699.95HK MP5 .40 Pistol German Parts Kit - Used. Genuine German HK MP5 40 parts kit in the pistol configuration Includes: Barrel - 3 lugged & threaded, cold hammer-forged Trigger Group - Ambidextrous Navy 0,1, F Trigger Group or SEF Navy your choice A1...HKP-16719$2,699.95 -
Out Of Stock
H&K MP5 3 Position (0,1,F Pictogram) Navy Housing - Push Pin
H&K Heckler & Koch
$0.00H&K MP5 3 Position (0,1,F Pictogram) Navy Housing - Push Pin This H&K grip housing is designed for MP5 models with push pin type receivers. Featuring the iconic Navy housing and 3 position pictogram (0,1,F), this housing provides reliable and...HKP-16065$0.00 -
H&K MP5 3 Position Navy (0,1,Full) Trigger Group
H&K Heckler & Koch
$2,499.95HK MP5 9mm 3 Position Navy (0,1,Full) Trigger Group Complete New Factory German manufacture brand new 3 position Navy ambidextrous F/A trigger group. Safe, semi, full controls. Each unit comes complete as shown as the trigger group comes from the factory...HKP-00160$2,499.95 -
H&K MP5 3 Position Navy T/G 0,1,Full With ESSL
H&K Heckler & Koch
$2,549.95HK MP5 3 Position Navy T/G (0,1,Full) With Extended Safety Selector Lever New Factory German HK With The Best Price In The Country! Brand new factory German. Complete trigger group with the extended lever installed on the left side of the trigger group...HKP-00159$2,549.95 -
Out Of Stock
H&K MP5 40/10 (0,1,3,F) Trigger Group/Housing - Semi - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 40/10 Safe & Semi Only Trigger Group & Housing - Clipped & PinnedHKP-17029$0.00 -
H&K MP5 40/10 +4 Roller
H&K Heckler & Koch
$20.95New HK German MP5 40/10 +4 roller Hard to find and needed for headspace adjustments if needed. Great spare to have on hand and no longer in production. Each roller is priced per piece.HKP-00335$20.95 -
Out Of Stock
H&K MP5 40/10 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 40/10 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned This 2 position trigger housing (0,1) features FBI pictogram markings and is designed for the HK MP5 40/10 series. It comes clipped and pinned for semi-auto...HKP-02696$0.00 -
Out Of Stock
H&K MP5 40/10 3 Position Navy Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 40/10 3 Position Navy Style Trigger Housing - Clipped & Pinned Upgrade your MP5 40 with this authentic German 3 position navy pictogram trigger housing. Clipped and pinned for use on a semi-auto receiver shelf, this housing is designed...HKP-00449$0.00 -
Out Of Stock
H&K MP5 40/10 4 Position (0,1,2,F Pictogram) Trigger Housing - Push Pin
H&K Heckler & Koch
$0.00H&K MP5 40/10 4 Position (0,1,2,F Pictogram) Trigger Housing - Push Pin This factory push pin housing features a 4 position pictogram (0,1,2,F), designed for the MP5 40/10 series. It is a new HK German grip frame that has not been clipped and pinned...HKP-18030$0.00 -
Out Of Stock
H&K MP5 40/10 4 Position (0,1,2,F) Trigger Group
H&K Heckler & Koch
$0.00H&K MP5 40/10 4 Position (0,1,2,F) Trigger Group New HK MP5 40/10 German 4 Position (0,1,2,F) Trigger Group Complete. This item is no longer in production. We have the LAST available units HK Germany will ever make. Last call.HKP-00339$0.00 -
Out Of Stock
H&K MP5 40/10 4 Position (0,1,3,F) Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MP5 40/10 4 Position (0,1,3,F Pictogram) Trigger Housing - Clipped & Pinned This H&K MP5 40/10 trigger housing features a 4 position pictogram (0,1,3,F) and a bolt hold open cutout. The housing is clipped and pinned for secure attachment...HKP-02414$0.00 -
Out Of Stock
H&K MP5 40/10 Bolt Hold Open Axle Roll Pin
H&K Heckler & Koch
$0.00H&K MP5 40/10 Bolt Hold Open Axle Roll PinHKP-01634$0.00 -
Out Of Stock
H&K MP5 40/10 Complete Bolt Head
H&K Heckler & Koch
$0.00New HK German factory bolt head assembled and complete. No longer made and out of production get them while you still can. We have the last units available that HK has in stock. Brand new old stock German MP5 40, MP5 10mm bolt head complete. 100% German...HKP-00451$0.00 -
H&K MP5 40/10 FBI Trigger Group (0,1) - SEMI - Clipped & Pinned
H&K Heckler & Koch
$687.95H&K MP5 40/10 FBI Trigger Group (0,1) - SEMI - Clipped & Pinned As with all the ambidextrous trigger groups we offer, they are 100% factory German HK.HKP-00187$687.95 -
H&K MP5 40/10 Magazine Floor Plate
H&K Heckler & Koch
$14.95New HK German MP5/40 Magazine Floor PlateHKP-01269$14.95 -
H&K MP5 40/10 SEF Navy Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$159.95H&K MP5 40/10 SEF Navy Style Trigger Housing - Clipped & Pinned A perfect upgrade for your HK MP5 40/10 build. This is the only SEF-style housing available for the MP5 40/10 family of firearms. Each housing is professionally clipped and pinned...HKP-00445$159.95