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 USC (.45 ACP) Magazine Floor Plate
H&K Heckler & Koch
$8.95H&K USC (.45 ACP) Magazine Floor PlateHKP-16380$8.95 -
Out Of Stock
H&K USC (.45 ACP) Magazine Locking Plate Insert
H&K Heckler & Koch
$8.95H&K USC (.45 ACP) Magazine Locking Plate InsertHKP-16384$8.95 -
H&K USP .45 Elite Incomplete Slide - Black
H&K Heckler & Koch
$699.95USP .45 Elite - Incomplete SlideHKP-20560$699.95 -
Out Of Stock
H&K USP 9mm Tactical Barrel - Threaded 13.5x1 LH
H&K Heckler & Koch
$0.00H&K USP 9mm Tactical Barrel - Threaded 13.5x1 LH This barrel is a drop-in replacement barrel for standard full-size USP 9mm Pistols. Cold hammer forged, polygonal rifled, and made in Germany. Specifications: Threaded 13.5x1 LH Overall Length 4...HKP-00797$0.00 -
H&K USP40 Expert Clamping Sleeve
H&K Heckler & Koch
$9.95H&K USP40 Expert Clamping SleeveHKP-02160$9.95 -
H&K VP9, VP40 Backstrap - Small - Gray
H&K Heckler & Koch
$19.95H&K VP9, VP40 Backstrap - Small - Gray Compatible With: HK VP9 HK VP40HKP-18125$19.95 -
H&K VP9, VP40 Grip Panel Left Side - Small - Gray
H&K Heckler & Koch
$24.95H&K VP9, VP40 Grip Panel Left Side - Small - Gray New HK German manufactured. Left side, small size. Perfect for spare or for custom stippling projects . Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18121$24.95 -
H&K VP9, VP40 Grip Panel Right Side - Small - Gray
H&K Heckler & Koch
$24.95H&K VP9, VP40 Grip Panel Right Side - Small - Gray New HK German manufactured. Right side, small size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40HKP-18123$24.95 -
H&K VP9SK Right Side Grip Panel - Medium - Gray
H&K Heckler & Koch
$19.95H&K VP9SK Right 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 VP9SK, VP40SK Backstrap - Small - FDE
H&K Heckler & Koch
$29.95H&K VP9SK, VP40SK Backstrap - Small - FDE HK German manufacture. Compatible With: HK VP9SK HK VP40SKHKP-18961$29.95 -
H&K VP9SK, VP40SK Right Side Grip Panel - Medium - Black
H&K Heckler & Koch
$19.95H&K VP9SK, 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/Hogue Exemplar Manual Folder
Hogue
$179.95H&K/Hogue Exemplar Manual Folder Blade: 3.25" Clip Point Blade - Stone TumbledSolid Black G10 Frame Features: Locking mechanism: able lock (ambidextrous bar lock enhanced) Frame: solid black G10 Deep carry pocket clip (right or left handed, tip up...HKP-21366$179.95 -
Out Of Stock
H&L HK SL8 Stock Spacer - Gray
H&K Heckler & Koch
$0.00HK SL8 Stock SpacerHK German SL8 stock spacer. These stackable spacers will allow the user to gain extra length of pull for the desired length on the SL8 factory stock. Spacer fits all SL8 rifles including the new all black SL8-6 rifles.HKP-18054$0.00 -
Out Of Stock
HK 91/G3 (7.62x51/.308) Heavy Recoil Buffer
$199.95HK Heavy Recoil Buffer For HK Style Firearms Made 100% in the USA by one of the best HK gunsmiths. Each unit is based on the original HK German 2-stage factory heavy buffer. Compatible With: HK 91, G3, PTR SAR-3/8, FMP, Vector, SR9, PTR PDW, V51,...HKP-01067$199.95 -
HK Fray Fixed 4.2" Clip Point Blade - FDE
H&K Heckler & Koch
$150.00HK Fray Fixed 4.2" Clip Point Blade - FDE Features: Frame: black over-molded rubber scales (includes black paracord - 1/8" diameter) Tail jimping: provides for better traction in reverse grip Includes automatic retention sheath (1.7 oz...HKP-20194$150.00 -
HK G3 Incomplete Backplate - Painted
H&K Heckler & Koch
$29.95HK G3 Incomplete Backplate - Painted Factory German G3 refinished backplate. This backplate was fully reconditioned and painted in the HK black finish for a factory look. A great replacement or spare to have around to replace your broken or worn out...HKP-21541$29.95 -
Out Of Stock
HK G36E Barrel
USA
$499.95Barrel - USA - HK G36E Brand new HK G36E barrel. Specifications: Barrel length 19"HKP-19273$499.95 -
HK G41 Dust Cover w/ Ejection Port Door
H&K Heckler & Koch
$29.95HK G41 Dust Cover W/ Ejection Port DoorHKP-02048$29.95 -
$24.95 -
HK G41 Firing Pin Spring
H&K Heckler & Koch
$9.95HK G41 Firing Pin Spring Compatible With: HK G41HKP-16060$9.95 -
Out Of Stock
HK German Carry Handle - HK91, G3, HK93, & HK33 - New Old Stock
H&K Heckler & Koch
$0.00HK German Carry Handle for HK91, G3, HK93, & HK33 Weapon Systems - New Old Stock HK German new old stock condition. The carry handle installs by sliding the carry handle over the cocking tube to make contact with the trunnion. This can be installed...HKP-19551$0.00 -
HK MP5 40/10 SEF Navy Style Housing - Clipped & Pinned - LIKE NEW
H&K Heckler & Koch
$129.95HK MP5 40/10 SEF Navy Style Housing - Clipped & Pinned - LIKE NEW 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 and...HKP-20618$129.95 -
$19.95 -
On Sale
HK PARTS, H&K 22 Round HK VP9, HK P30 9mm Magazine Complete - Red - BLEMISHED
HK Parts, Heckler & Koch
Now: $63.95Was: $89.95HK PARTS, H&K 22 Round HK VP9, HK P30 9mm Magazine Complete - Red - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK Parts +7 alloy magazine...HKP-19842-BNow: $63.95Was: $89.95 -
Out Of Stock
HK Pistols Trigger Return Spring & Mounting Plier
H&K Heckler & Koch
$0.00HK Pistols Trigger Return Spring & Mounting Plier The factory HK German factory tool used for various applications as well as trigger return spring removal and install. This is the factory HK German part as used in the HK armorer classes.HKP-19678$0.00 -
Out Of Stock
HK UMP (.40 S&W/.45 ACP/9mm) Paddle Mag Release
$9.95UMP Paddle Magazine Release - US Made New UMP Mag release. This is a very common repair & replacement part as they are fairly easy to break on the UMP lower. Simple & easy to install no gunsmith needed or required. Compatible With: UMP .45 UMP ...HKP-18773$9.95 -
HK UMP .45 15 Round Magazine Spring
HKP HK Parts
$9.95HK UMP .45 15 Round Magazine Spring Perfect for spares and to have on hand as these are consumable item that needs to be replaced from time to time. A must have item if you own a USC/UMP conversion or UMP.HKP-20679$9.95 -
Out Of Stock
HK UMP Paddle Mag Release Complete Assembly
$19.95UMP Paddle Magazine Release - US Made - Assembly Complete New UMP Mag release. This is a very common repair & replacement part as they are fairly easy to break on the UMP lower. Simple & easy to install no gunsmith needed or required. Compatible...HKP-19499$19.95 -
Out Of Stock
HK UMP/USC (.40 S&W) Extractor
$39.95New US-Made USC Or UMP .40 Extractor This part is a repair and replacement item, as these are prone to breakage, and it's a part that's hard to find and a great item to have on hand. Please Note: HK considers this a high wear and replacement...HKP-02624$39.95 -
Out Of Stock
HK UMP/USC (.40 S&W/.45 ACP/9mm) Ejector Lever
$34.95HK UMP, USC Ejector Lever A great spare to have on hand as they are prone to shearing off with use and must be replaced. Perfect for the Omega and Tommy Built Tactical builds. Compatible With: UMP .45 UMP .40 UMP 9mm USC .45 and all caliber of...HKP-18508$34.95 -
Out Of Stock
HK USC, HK UMP Front Sight - Black
USA
$11.95Front Sight - HK USC, UMP - USA Easy to swap out with just knock out the roll pin replace and then re-insert the roll pin. Common wear or breakage part. Compatible With: All models of USC and UMP'sHKP-19124$11.95 -
Out Of Stock
HK21E, HK23E Vertical Battle Grip
H&K Heckler & Koch
$0.00New HK German Front Vertical Battle Grip This vertical grip mounts directly to the front shroud and can be mounted at several angles depending on the shooter's option. This item is no longer available or in production. Compatible With: HK 21e HK 23e HK...HKP-00574$0.00 -
HK34 9mm Pistol Build Kit - Navy Binary
HKP HK Parts
$2,748.95HK34 9mm Pistol Build Kit - Navy Binary Just when you thought all permutations of roller-lock kits had been exhausted, HK Parts brings you the HK34. The HK34 strikes a balance between the shoot-ability of a pistol caliber with the versatility of a rifle...HKP-21482$2,748.95 -
On Sale
HKP - LWRC SMG 45 1913 Rail Stock / Brace Adapter - BLEMISHED
HKP HK Parts
Now: $78.95Was: $119.95HKP - LWRC SMG 45 1913 Rail 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. We now bring you a new stock adapter option for your...HKP-20790-BNow: $78.95Was: $119.95 -
On Sale
HKP .40 S&W 4 Prong Flash Hider - 14.5x1 LH
USA
Now: $33.95Was: $79.95HKP .40 S&W 4 Prong Flash Hider - 14.5x1 LH THIS IS A CLOSEOUT PRODUCT DUE TO A HARMONIC (TUNING FORK EFFECT) PRESENT WHEN SHOOTING. THE PART IS ENTIRELY FUNCTIONAL AND IS SOLD AS-IS, RETURNS WILL NOT BE ACCEPTED. For use on all HK German .40...HKP-21445Now: $33.95Was: $79.95 -
On Sale
HKP 12 Round HK45C, HK USPC .45 ACP Magazine - Red - BLEMISHED
HKP HK Parts
Now: $54.95Was: $79.95HKP 12 Round HK45C, HK USPC .45 ACP Magazine - Red - BLEMISHED RED EXTENSION. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK Parts magazine extension +4 adds...HKP-18672-RE-BNow: $54.95Was: $79.95 -
Out Of Stock
HKP 93/53/33 (5.56/.223) Trigger Group - 3 Position Housing 0,1 - Safe, Semi Only
HKP HK Parts
$419.95HK 93, 33, 53 Trigger Group 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 housing. Now for the...HKP-17244$419.95 -
Out Of Stock
HKP 93/53/33 (5.56/.223) Trigger Group - 4 Position Housing 0,1 - Safe, Semi Only
HKP HK Parts
$419.95HK 93, 33, 53 Trigger Group 4 Position Housing 0,1- Safe, Semi Only Introducing an affordable alternative to the high-cost and hard-to-find all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 4-position factory German HK housing. For...HKP-17245$419.95 -
Out Of Stock
HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH
HKP HK Parts
$29.95HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH This billet machined titanium and Cerakoted enhanced thread protector is made for use with all 13.5x1 LH threaded barrels. This unique design will fit over and protect the crown of your barrel for...HKP-19724$29.95 -
On Sale
HKP ACE Adapter for MP5K, SP89 & SP5K - BLEMISHED
HKP HK Parts
Now: $38.95Was: $54.95HKP ACE Adapter for MP5K, SP89 & SP5K - 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 ACE adapter is made from a solid billet of CNC...HKP-18505-BNow: $38.95Was: $54.95