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 / HKP HK MP5, 94 Trigger Group Engraved 3 Position Navy Housing 0,1- Safe, Semi Only
$749.95H&K / HKP HK MP5, 94 Trigger Group Engraved 3 Position Navy Housing 0,1- Safe, Semi Only Finally, a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 3 position Navy factory German HK...HKP-17237$749.95 -
H&K 2 Round Count Burst Wheel for 4 Position Trigger Packs
H&K Heckler & Koch
$119.95H&K 2 Round Count Burst Wheel for 4 Position Trigger Packs This wheel can be used to convert a 0,1,3, F to a 2-round burst rather than a 3-round burst option.HKP-02488$119.95 -
H&K 23E (5.56/.223) Belt Box
H&K Heckler & Koch
$499.95HK23E & MM23E Belt Box - German HK Brand new German HK23E, MM23E made feed box. The German units have long since been out of production so getting these new old stock German HK feed boxes is a windfall and a rare opportunity. Compatible With: HK 23E...HKP-18012$499.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Vinyl Mag Pouch
H&K Heckler & Koch
$49.95H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ New Vinyl Mag Pouch Combo deal: 2 X 20 round aluminum magazines with new green vinyl mag pouch. Compatible With: HK 91 HK G3 HK PSG-1 HK MSG-90 PTR-91 Vector 51 Century HK 308...HKP-16324$49.95 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Cocking Lever Axle Pin
H&K Heckler & Koch
$0.00New HK German 93, 33, & 53 Cocking Handle Axle Pin This is a new HK factory part made for the .223 HK rifle for the HK93/33/53, not surplus or a cut-down .308 part, as others offer. This part is the axle pin that holds the cocking handle in place on...HKP-01060$0.00 -
H&K 93/53/33 (5.56/.223) SEF 3 Position (0,1,25 Pictogram) Housing - Push Pin
H&K Heckler & Koch
$199.95H&K 93/53/33 (5.56/.223) SEF 3 Position (0,1,25 Pictogram) Housing - Push Pin Upgrade your HK rifle with this premium SEF housing, featuring a 3-position 0,1,25 selector. Designed for precision and reliability, this housing is crafted to fit...HKP-17059$199.95 -
H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Jungle Green
H&K Heckler & Koch
$122.95Surplus - Fixed Stock - Jungle 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...HKP-18887$122.95 -
H&K G36/SL8 (5.56/.223) Extractor Axle
H&K Heckler & Koch
$9.95HK G36 & SL8 Extractor Axle This part can become heavily worn and is prone to breakage. Compatible With: HK G36 models HK SL8 modelsHKP-01895$9.95 -
H&K German Leather Sling - Well Used with No Loop
H&K Heckler & Koch
$39.80Original Surplus German HK Leather - Well Used with No Loop Pulled from German military G3 rifles. Last of the remaining units, get them before they are gone. Compatible With: HK91 G3 PTR91 & CETMEHK93 33 53HK94 MP5HK clones Other custom...HKP-20583$39.80 -
Out Of Stock
H&K HK 416, MR556, MR762 Battle Grip With Storage - FDE
H&K Heckler & Koch
$69.95H&K 416/417 & MR556/762 Battle Grip With Storage - FDE New HK German factory battle grip with a storage compartment in the bottom of the grip. Each grip will fit all AR-15/M-16 lower receivers as well. Superior fit & feel to any other grip on...HKP-19519$69.95 -
H&K HK 91/G3/PTR Fixed Stock Complete w/ Enhanced Heavy Buffer - Surplus - Black
H&K Heckler & Koch
$349.95German G3, 91, PTR Stock complete with Enhanced Heavy Buffer - Surplus Used black German stock complete with Enhance DMR buffer installed. Ready to drop in on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts...HKP-20069$349.95 -
H&K HK 93/53/33 (5.56/.223) 30 Round Magazine Spring
H&K Heckler & Koch
$8.45HK 93,33, & 53 Magazine Replacement Spring For Steel German HK 30-Round Magazines This is a hard-to-find and must-have spare part for your HK high-capacity mags. Please Note: Although not factory correct, these springs will work in the 25-round HK 93...HKP-14411$8.45 -
H&K HK G36, HK G36K, HK G36C Complete Bolt Head
H&K Heckler & Koch
$599.95H&K HK G36, HK G36K, HK G36C Complete Bolt Head New latest and greatest HK German G36, G36K & G36C Bolt Head Complete. This Is Also The Needed Part To Allow The SL8 To Use The Double Stack Magazines. Inclused all of the parts such as the...HKP-00636$599.95 -
Out Of Stock
H&K HK G36/SL8 Extractor Rubber Pin
H&K Heckler & Koch
$0.00HK G36 & SL8 Extractor Rubber PinHKP-02162$0.00 -
H&K HK Mark 23 5.9mm -2 Rear Sight
H&K Heckler & Koch
$64.95HK Mark 23 5.9mm -2 Rear Sight This sight comes 5.9mm -2mm. Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+4) 7.1mm (+8) 7.5mm (+12)HKP-02257$64.95 -
Out Of Stock
H&K HK Mark 23 6.3mm Standard Rear Sight
H&K Heckler & Koch
$64.95HK Mark 23 Rear Sight - 6.3mm - Unmarked Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+4) 7.1mm (+8) 7.5mm (+12)HKP-01620$64.95 -
H&K HK Mark 23 Magazine Release Spring
H&K Heckler & Koch
$10.95HK Mark 23 Magazine Release SpringHKP-01789$10.95 -
$55.00 -
H&K HK MP5 & HK94 Slimline Forearm - FDE
H&K Heckler & Koch
$69.95H&K HK MP5 & HK94 Slimline Forearm - FDE These forearm 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 exclusively at HK Parts. Compatible...HKP-20486$69.95 -
H&K HK MP5 9mm Complete Full Auto Bolt Group
H&K Heckler & Koch
$2,874.95H&K HK MP5 9mm Complete Full Auto Bolt Group This is a factory genuine HK German full auto bolt group compiled with the best German parts available for those that need the best parts on their beloved MP5. Last call on these as they are NLA and...HKP-21478$2,874.95 -
H&K HK MP5 Navy Style SEF Match Trigger Group
H&K Heckler & Koch
$679.95Navy Style - SEF - Match Trigger Group - HK MP5 Ready to drop on your MP5 receiver. Great replacement for the 2 position ambidextrous trigger group. Includes: Properly clipped & pinned for MP5 spec shelves The finest trigger group for the money with...HKP-19421$679.95 -
Out Of Stock
H&K HK MP5K Slimline Forearm - OD Green
H&K Heckler & Koch
$49.95H&K HK MP5K Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm with heat shield cut down to fit the MP5k. These are rare items only offered here at HK Parts. Each item is in good to excellent shape and will clean up...HKP-20199$49.95 -
H&K HK MR556/416 Front Sight Roll Pin
H&K Heckler & Koch
$4.95HK MR556 & 416 Front Sight Roll PinHKP-02659$4.95 -
H&K HK MR556/417 Index Pin Spring
H&K Heckler & Koch
$7.95H&K HK MR556/417 Index Pin SpringHKP-17021$7.95 -
H&K HK MR762 M-LOK 14.7" Handguard - Black
H&K Heckler & Koch
$274.95Handguard - M-LOK - Black - 14.7 - HK MR762 - Black 14.7" long featuring a flat top Picatinny Rail and M-LOK attachment points.HKP-19775$274.95 -
H&K HK MR762/417/G28 Ambi Sling Adapter w/ Sling Loop
H&K Heckler & Koch
$129.95MR762, HK417 & G28 Ambidextrous Sling Adapter With Sling Loop HK German manufactured MR762, MR308 & HK 417 Sling Adapter Backplate with HK Sling Loop. This backplate has ambidextrous sling attachment points for both the left and right side of the...HKP-17686$129.95 -
H&K HK P2000/P2000SK Magazine Disconnect Elbow Spring
H&K Heckler & Koch
$9.95HK Magazine Disconnect Elbow Spring Compatible With: HK P2000 HK P2000SKHKP-02601$9.95 -
H&K HK P30 V3 Series Hammer
H&K Heckler & Koch
$55.95HK P30 V3 Series Hammer New German HK production. Compatible With: HK P30 V3 HK P30L V3 HK P30LS V3 HK P30SK V3HKP-02503$55.95 -
H&K HK P30/P30L Left Side Grip Shell - Small - Black
H&K Heckler & Koch
$18.95HK P30 & P30L Left Side Grip Shell - Small - Black Ideal for adjusting the custom grip for your preferred shooting comfort.HKP-01574$18.95 -
H&K HK P30/P30L Right Grip Shell - Small - Black
H&K Heckler & Koch
$25.95HK P30 & P30L Right Grip Shell - Small - BlackHKP-01573$25.95 -
$9.99 -
H&K HK P30L Recoil Spring Guide Rod
H&K Heckler & Koch
$39.95HK P30L (Long Slide) Recoil Spring Guide Rod - Stripped New Factory HK P30L Recoil Rod. Compatible With: P30L P30L V2 P30L V3 (SA/DA)HKP-16654$39.95 -
H&K HK P30SK Right Side Grip Panel - Large - Black
H&K Heckler & Koch
$14.95Grip Panel, Right Side - Large - HK P30SKHKP-18078$14.95 -
H&K HK P30SK/P2000SK Hammer Strut
H&K Heckler & Koch
$17.95HK P2000SK & P30SK Hammer Strut Compatible With: HK P2000SK HK P30SKHKP-02597$17.95 -
H&K HK P7 Series Trigger Pin/Cylindrical Pin
H&K Heckler & Koch
$8.95HK P7 Series Trigger Pin/Cylindrical Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01319$8.95 -
H&K HK Pistol Trigger Axle
H&K Heckler & Koch
$6.95HK Pistol Trigger Axle Compatible With: HK USP 9mm .40 S&W .45 ACP HK USP Compact 9mm .40 S&W .357 SIG .45 ACP HK P30 HK P30L HK P30SK HK P2000 HK P2000SK HK45 HK45 CompactHKP-01806$6.95 -
H&K HK SL8 Trigger Return Elbow Spring
H&K Heckler & Koch
$9.95HK SL8 Trigger Return Elbow Spring This is the lighter spring weight found only in the SL8 firearms. The G36 trigger return spring is much heavier in weight and thus has a heavier trigger pull over the SL8 trigger pull.HKP-16391$9.95 -
H&K HK USP Expert Bobbed Hammer
H&K Heckler & Koch
$29.95USP Expert Bobbed Hammer Old Style The USP Expert Hammer works with HK USP Expert variants. Compatible With: HK USP Expert 9mm HK USP Expert 40 HK USP Expert 45HKP-18198$29.95 -
H&K HK USP Series Front Sight 7.2mm
H&K Heckler & Koch
$22.95HK USP Series Front Sight 7.2mm Compatible with: HK USP 9mm HK USP 40 S&W HK USP 45 ACP HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK USP Compact 45 ACP HK USP Compact LEMHKP-02686$22.95 -
H&K HK USP/45/45C Hammer Axle
H&K Heckler & Koch
$39.95HK USP/45/45C Hammer Axle New HK German manufacture. Compatible With: USP 9mm USP 40 USP Compact 9mm USP Compact 40 HK45 HK45 Compact USP Tactical HK45 Tactical HK45C TacticalHKP-01582$39.95