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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H&K G36/SL8 (5.56/.223) Cocking Handle Axle Pin
H&K Heckler & Koch
$11.95HK German G36 & SL8 Cocking Handle Axle Pin This is the rivet pin that is used to attach the swiveling cocking handle to the body of the carrier. These can be replaced as they break and wear. Compatible With: HK G36 HK SL8HKP-01877$11.95 -
H&K G36/SL8 (5.56/.223) Ejector Spring
H&K Heckler & Koch
$35.95HK G36 & SL8 Series Ejector Spring - HK German This is a great item to have on hand as this part is prone to wear and breakage.HKP-01867$35.95 -
H&K HK .40 S&W Pistol Field Cleaning Kit
H&K Heckler & Koch
$49.95H&K HK .40 S&W Pistol Field Cleaning Kit This cleaning kit is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. Each Kit Includes The Following Parts: Saf-T-Clad cleaning rod Accessory adapter section...HKP-01483$49.95 -
H&K HK 416 Roll Pin For 33mm Front Folding Sight
H&K Heckler & Koch
$4.95HK 416 Roll Pin For 33mm Front Folding Sight A great spare to have on hand as they become damaged or lost easily, this item is the enhanced (longer) roll pin for a more secure fitment.HKP-14144$4.95 -
Out Of Stock
H&K HK 45 German Barrel - Black
H&K Heckler & Koch
$314.95H&K HK 45 German Barrel - Black New HK45 German manufacture Cold Hammer Forged Factory Barrel. This is the perfect replacement barrel for those who have an HK45 Tactical model and want to replace the barrel with a non-threaded barrel. Compatible...HKP-14564$314.95 -
H&K HK G36 Left Side Lower Hammer Spring
H&K Heckler & Koch
$8.95HK G36 Left Side Lower Hammer SpringHKP-01856$8.95 -
H&K HK G36/G36K/G36C Sling
H&K Heckler & Koch
$64.95New HK German carrying sling without quick release. 38 mm wide Compatible With: G36 G36K G36CHKP-18459$64.95 -
H&K HK MR556/416 Roll Pin for Charging Handle
H&K Heckler & Koch
$7.95HK Clamping Sleeve or Roll Pin for Pawl On Charging Handle This is the longer one that is used on the outside of the charging handle. There are one of these pins used per charging handle.HKP-17063$7.95 -
Out Of Stock
H&K HK MR556/MR762/416 Buttstock Locking Bolt
H&K Heckler & Koch
$0.00H&K HK MR556/MR762/416 Buttstock Locking BoltHKP-16845$0.00 -
H&K HK MR556/MR762/416 German E2 Concave Butt Pad
H&K Heckler & Koch
$69.95HK German 416, MR556, MR762, & 417 E2 Concave Butt Pad Can be added as an option on the HK E1 416/417 stock. Providing you an option to use either the concave or convex style buttpads for different mission requirements. Compatible With: HK MR556 HK...HKP-00050$69.95 -
H&K HK MR556/MR762/416/417 Bolt Catch Spring
H&K Heckler & Koch
$5.99HK 416, MR556, MR762, HK 417 Bolt Catch Spring Compatible With: HK MR556 HK 416 MR 762 HK 417HKP-16661$5.99 -
Out Of Stock
H&K HK MR762/417 Extended Picatinny Handguard - Black
H&K Heckler & Koch
$699.95HK MR762, HK 417 Extended Picatinny Handguard Complete New HK German manufacture. Each unit comes with both of the mounting screws. HK's extended 13" rail allows for longer sight radius and more rail space for your MR762 or HK417. The MR762 comes from...HKP-16656$699.95 -
H&K HK P30 Recoil Rod Compression Spring
H&K Heckler & Koch
$7.95H&K HK P30 Recoil Rod Compression SpringHKP-16653$7.95 -
H&K HK P30/L/S Back Strap - Large - Black
H&K Heckler & Koch
$29.95HK German P30, P30L, & P30S Backstrap- Large New HK German manufacture. Compatible With: P30 9mm and .40 cal P30L 9mm and .40 cal P30S 9mm and .40 calHKP-01567$29.95 -
H&K HK P7 PSP/P7M8 Magazine Follower
H&K Heckler & Koch
$24.95HK P7 PSP/P7M8 Magazine Follower Compatible With: PSP P7M8HKP-01331$24.95 -
H&K HK USP .45 ACP Trigger
H&K Heckler & Koch
$19.95H&K HK USP .45 ACP Trigger Heckler & Koch German USP 45, trigger. Steel over molded with polymer. Compatible With: HK USP 45 Full SizeHKP-16541$19.95 -
H&K HK VP9, HK VP40 Disassembly Lever
H&K Heckler & Koch
$24.95Disassembly Lever VP9 & VP40 New HK German VP9, VP40 take down lever. This is the lever that is designed to take the remove the slide from the frame. All steel manufacture.HKP-16818$24.95 -
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 -
Out Of Stock
H&K HK VP9SK Left Grip Panel w/ Thumb Rest - Medium - Black
H&K Heckler & Koch
$19.95H&K HK VP9SK Left Grip Panel w/ Thumb Rest - Medium - Black New HK German manufactured. Left side medium size with thumb rest perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18632$19.95 -
Out Of Stock
H&K MP5 & HK94 9mm Magazine Clamp - Used
H&K Heckler & Koch
$0.00Like New - HK German MP5 & HK94 Or MP5K & SP89 9mm Magazine Clamp. Allows The User To Clamp 2 Magazines Together For Ease Of Use & Safety By Keeping 2 Magazines Usable & At Your Disposal. Another Heckler & Koch Genuine Part.HKP-01730$0.00 -
H&K MP5 40/10 Extractor
H&K Heckler & Koch
$69.95New HK MP5 40/10/.357 Latest Production 1.4mm Extractor This is the latest and greatest upgraded extractor made by HK. This is also a great upgrade for the many out-of-spec clones out there. Compatible With: MP5 40 MP5 10 MP5 .357HKP-00410$69.95 -
Out Of Stock
H&K MP5 40/10 Threaded Bolt/Mag Follower Catch Screw
H&K Heckler & Koch
$34.95MP5 40/10 Threaded Bolt Catch For Magazine Follower This is the small threaded screw that fits into the bolt-hold-open axle and makes contact with the magazine follower to activate the bolt-hold-open. A small but critical part is to keep spares on hand,...HKP-00454$34.95 -
H&K MP5/MP5K Muzzle Protector Cap - 3-Lug
H&K Heckler & Koch
$19.95H&K MP5/MP5K Muzzle Protector Cap - 3-Lug New HK German high impact polymer muzzle protector, sealing cap. Simply slide the barrel cap over the exposed HK MP5/MP5K 3-lug barrel and remove when needed. A must have for sealing the muzzle end of the...HKP-17666$19.95 -
H&K UMP/USC/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Trigger
H&K Heckler & Koch
$19.95HK UMP, USC & G36 Trigger New HK German factory trigger. A great spare or replacement part. Compatible With: HK G36 HK UMP HK USCHKP-16495$19.95 -
H&K VP40 .40 S&W Tactical Barrel - Threaded 14.5x1 LH
H&K Heckler & Koch
$279.95H&K VP40 .40 S&W Tactical Barrel - Threaded 14.5x1 LH Precision made in Germany by HK, this barrel is crafted from cold hammer forged ordnance-grade steel. It represents the finest threaded factory barrel available for the HK VP40 or VP40...HKP-17994$279.95 -
HDPS HK SL8 Conversion Stock Block
HDPS
$389.95HDPS SL8 To G36 Stock Block This is the latest generation of a stock block with the pull pin, NOT the older style with the sling eyelets. The HDPS SL8 to G36 conversion stock block comes complete and includes a built-in buffer recoil rod, housing, steel...HKP-00807$389.95 -
HK MR762/417 Picatinny Quad Rail Handguard Complete - Black
H&K Heckler & Koch
$589.95HK MR762, HK417 Picatinny Handguard Complete Factory HK German MR762, HK 417 Handguard with mounting screws. Compatible With: .308 HK MR 762 modelsHKP-16629$589.95 -
HK PARTS, H&K 24 Round HK VP9, HK P30 9mm Magazine Complete - Red
HK Parts, Heckler & Koch
$89.9524 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +7 alloy magazine extension coupled with an HK 17 round factory German magazine adds 7 additional rounds total for a fully assembled 24 round HK VP9/P30 magazine. Ideal for...HKP-19838$89.95 -
HK VP9SK Warrior Holster OWB RH - Black
Comp-Tac
$74.95HK VP9SK Warrior Holster OWB RH - Black The Warrior Holster design offers a stealth footprint, outside the waistband carry that is perfect for OWB concealment. Easily accessible, designed for a smooth, fast draw the Warrior's close-fitting footprint can...HKP-18718$74.95 -
Sale
HKP +2 HK VP9SK/P30SK Magazine Extension w/ Pinky Rest - BLEMISHED
HKP HK Parts
Now: $14.95Was: $24.95HKP +2 HK VP9SK/P30SK Magazine Extension w/ Pinky Rest - BLACK - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The mag extension also provides a pinky...HKP-21076-BL-BNow: $14.95Was: $24.95 -
HKP .45 ACP 4 Prong Pistol Flash Hider - Threaded .578x28 RH
USA
$74.95HKP .45 ACP 4 Prong Pistol Flash Hider - Threaded .578x28 RH This flash hider adds a neat look & feel that provides outstanding flash hiding capabilities. Perfect for adding a unique look to your .45 ACP. Made in the USA, each flash hider is made of...HKP-02188$74.95 -
HKP 9mm Ambidextrous US Made Trigger Pack with Flat Trigger - 4 U.S. 922 Parts
HKP HK Parts
$349.95Ambidextrius Trigger Pack with Flat Trigger For MP5, HK94 - 4 US 922R Compliant Parts HK MP5/94 9mm Semi Auto Trigger Pack complete with Flat Trigger installed. Assembled and ready install on your firearm. The components that count towards 4 of...HKP-18512$349.95 -
HKP 9mm Titanium Muzzle Brake - 3-Lug
HKP HK Parts
$104.95Titanium Muzzle Brake for 3- Lug Barrels - 9mm - US - MP5, MP5K Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This muzzle brake doesn't require the of threads as it attached to the 3 lug tip. Also a great addition for any...HKP-18854$104.95 -
Sale
HKP Comp Weight™ Glock 19 Gen 4 Compensator - Black
HKP HK Parts
Now: $112.95Was: $143.96HKP Comp Weight™ Glock 19 Gen 4 Compensator - Black The perfect addition to your Glock 19 Gen 4 firearm with our low profile, aggressive Comp Weight™ that flows with the lines of the firearm for a seamless addition. The Glock 19 Comp...HKP-20548Now: $112.95Was: $143.96 -
HKP HK MP5 Cocking Handle - FDE - HK Parts
HKP HK Parts
$34.95HKP HK MP5 Cocking Handle - FDE - HK Parts New USA made charging handle ideal for a 922 replacement part. Compatible With: HK MP5 9mm weapon systems including: MP5, 94, MP5SD MP5K, SP89, SP5K Zenith 9mm firearms, POF Other MP5 clones or custom HK 9mm...HKP-20690$34.95 -
HKP HK MP5 Rear Receiver Section
H&K Heckler & Koch
$24.95HK MP5 Rear Receiver Section HK German demilled receiver section with rear sight base as installed at the factory. The rear push pin section is still attached to the demilled receiver section.HKP-02147$24.95 -
HKP HK VP9/VP9L Optics Plate #6 Sig Romeo
HKP HK Parts
$29.95 - $39.95HKP/H&K VP9/L 9mm Sig Romeo Optics Plate #6 The finest lightweight aluminum mounting solution for your HK VP9 OR model. New solid billet machined aluminum optics plate for the Sig Romeo 1 optic. Each plate is CNC machined from a solid billet of...HKP-19704$29.95 - $39.95 -
Out Of Stock
HKP MP5, SP5 Wide Handguard With 6" Bottom Rail
HKP HK Parts
$59.95HKP MP5, SP5 Wide Handguard With 6" Bottom Rail HK MP5 wide forearm for all MP5 , SP5 & HK94 variants this MP5 handguard is also known as the tropical wide forearm. This item also has an aluminum 6" bottom rail added to the bottom of the wide...HKP-14538$59.95 -
HKP/H&K MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug
HKP HK Parts
$249.95HKP/H&K MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug Newly manufactured US Made melonited (nitride) MP5 .40 S&W barrel that is 3-lugged and threaded with matching thread protector. This is a barrel offering that is made to the highest...HKP-16402$249.95 -
HKP/H&K UMP .40 S&W Barrel - Threaded 9/16x24 - 3-Lug
HKP HK Parts
$299.95HKP/H&K UMP .40 S&W Barrel - Threaded 9/16x24 - 3-Lug This new USA-made .40 S&W 8" barrel is designed for UMP or Omega firearms, featuring both 9/16x24 threading and a 3-lug tip. It’s the finest barrel available for the UMP .40 S&W,...HKP-18282$299.95