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 HK MR556/MR762/416/417 Tactical Sling - Black
H&K Heckler & Koch
$76.95H&K HK MR556, MR762, 416, & 417 Tactical Sling - Black OEM HK German part. The tool is built into the HK sling hook. For the MR556 model, a sling adapter will be needed for the front attachment point as the MR556 lacks the ambi sling loop on the...HKP-00028$76.95 -
HKP HK MP5K to MP5 Stock Adapter
HKP HK Parts
$129.95HKP HK MP5K to MP5 Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the MP5 A2 fixed stock does. This stock adapter will allow...HKP-20988$129.95 -
On Sale
HKP HK P30/P30S Gen 2 Rail Mount Compensator - Black - BLEMISHED
HKP HK Parts
Now: $125.95Was: $179.95HKP HK P30/P30S Gen 2 Rail Mount Compensator - 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. Crafted from aircraft-grade billet aluminum and...HKP-19926-BNow: $125.95Was: $179.95 -
Out Of Stock
HKP Semi Auto Shelf, Hanger Block For Receiver
HKP HK Parts
$13.95HK Semi Auto Shelf Weldment, Hanger Block Weldment HK Semi Auto Shelf, Hanger Block to HK's factory specifications for c/p trigger housings. Weld on shelf that is the needed receiver block that welds to the rearward portion of the magwell to allow the...HKP-17572$13.95 -
Out Of Stock
RCM HK USPC 9mm Tactical Barrel - Threaded 1/2x28 RH
RCM
$225.00RCM HK USPC 9mm Tactical Barrel - Threaded 1/2x28 RH Each USPC 9mm tactical barrel is crafted from ordnance grade steel, heat-treated, and finished with a durable nitride coating. It is the finest threaded replacement barrel for the HK USPC 9mm...HKP-01705$225.00 -
B&T 30 Round TP9/MP9/APC 9mm Magazine - Translucent
B&T Brugger & Thomet
$49.95B&T 30 Round TP9/MP9/APC 9mm Magazine - Translucent Swiss B&T manufactured 30 round magazine for the 9mm TP9, MP9 & APC 9mm Compatible With: TP9 MP9 P26 KH9HKP-17304$49.95 -
Choate HK 91/G3 (7.62x51/.308) Folding Stock Replacement Buffer
Choate
$3.95Choate HK 91 & G3 (7.62x51/.308) Folding Stock Replacement Buffer Choate .308 folding stock replacement buffer for all HK91/G3 PTR stocks. A great item to have on hand as these do wear and are prone to breaking. Compatible With: HK 91/G3HKP-00211$3.95 -
Elite Tactical Systems 10 Round MP5 9mm Magazine-Translucent
Elite Tactical Systems
$39.95HK MP5 9mm 10 Round Translucent Magazine Features: Works with ETSCAM-RIFLE speed loader Extremely reliable feeding - Even with hollow points Far lighter than steel magazines Limited 10 round capacity Lifetime Warranty Advanced Polymer...HKP-18740$39.95 -
On Sale
German Army Multi Function Pocket Knife
Mil-Tec
Now: $9.95Was: $12.95German Army Multi Function Pocket Knife German army multi function knife that is brand new production. A nice handy pocket knife at a great value. Comes with a black vinyl case and a removable cover for the saw blade. Specifications: Blade: stainless...HKP-19762Now: $9.95Was: $12.95 -
Out Of Stock
H&K G36 FBI 0,1 Lower Complete
$0.00HK German G36, G36K, G36C - FBI (0,1) Lower This is a popular item for use on the SL8 to G36 conversions. The (0,1) G36 lowers are hard to obtain, and availability is limited.HKP-00628$0.00 -
H&K HK MR556/416 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
$254.95HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each buffer tube has ball-bearing rollers to tighten the...HKP-02716$254.95 -
H&K HK USP Match Trigger & Trigger Stop
H&K Heckler & Koch
$29.95HK USP Match Trigger & Trigger Stop The match trigger overstep screw is threaded M2.5 X .45 for those who want to use the screw in other applications or pistol triggers. Compatible With: HK USP 9mm HK USP 40 S&W HK USP 45 ACP HK USP Tactical HK...HKP-01971$29.95 -
HKP 17 Round HK USP .45/Mark 23 Enhanced Magazine
HKP HK Parts
$113.95HKP 17 Round HK USP .45/Mark 23 Enhanced Magazine - Black Our 17 round magazine starts life as a factory HK 12 round magazine then gets a capacity bump with our +5 mag extension. Compatible With: HK USP .45 HK Mark 23HKP-21459-M$113.95 -
HKP HK UMP (.40 S&W) 30 Round Magazine
HKP HK Parts
$49.95UMP, SMG .40 Cal - 30 Round Magazine Each 30 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliber conversions. Each magazine features, steel feed lips, enhanced polymer construction and all correct updated...HKP-17583$49.95 -
On Sale
Soviet Civil Guard Gas Mask Kit - Military Black
Now: $13.95Was: $19.95Soviet Civil Guard Gas Mask Kit - Military Black - Small-Medium New Soviet civil guard gas mask kit in the military black fits small - medium. Gas masks was stored by the Soviets for the event of nuclear, biological or chemical attacks and were to be...HKP-21355Now: $13.95Was: $19.95 -
H&K HK VP9, HK P30, HK 45 Adjustable Match Sights Superluminova Insert - Green
H&K Heckler & Koch
$119.95H&K HK VP9, HK P30, HK 45 Adjustable Match Sights Superluminova Insert - Green LPA Match Sights with SuperLumiNova insert. Adjustable in elevation and windage (front and rear sight set) Compatible With: HK VP9, VP9SK & VP40 (excludes optic ready...HKP-18827$119.95 -
H&K MP5SD 9mm Barrel Port Brush
H&K Heckler & Koch
$164.95HK Factory MP5SD Barrel Port Brush A much-needed barrel brush to keep the barrel clean on all factory HK MP5SD'S. Fits HK factory SD barrels or in-spec clone barrels such as RCM US-made barrels. Compatible With: MP5SD models Grab a...HKP-00137$164.95 -
HKP +3 HK45 Tactical Magazine Extension
HKP HK Parts
$49.95HKP +3 HK 45/45 Tactical Magazine Extension HK45 & HK45 Tactical +3 magazine extension adds three additional rounds to the 10 round factory HK45, HK45 Tactical magazine. Made in the USA out of aircraft grade hard coated in HK red aluminum with steel...HKP-18385-M$49.95 -
HKP 17 Round HK USP 45/Mark 23 Magazine .45 ACP 17 Round - Cerakote Red
HKP HK Parts
$124.99HKP 17 Round HK USP 45/Mark 23 Magazine .45 ACP 17 Round - Cerakote Red Our new extended magazine is compatible with USP .45 and the mark 23 and now with a tactical red Cerakote finish. This is a must have extended magazine only available here at HK...HKP-20608$124.99 -
On Sale
HKP MP5SD Rubber Handguard - BLEMISHED
HKP HK Parts
Now: $87.95Was: $169.95HKP MP5SD Rubber Handguard - BLEMISHED THIS COSMETICALLY BLEMISHED ITEM IS FULLY FUNCTIONAL. THIS ITEM IS SOLD AS IS AND NOT ELIGIBLE FOR A RETURN. These handguards will have minor damages on the steel. They will be slightly bent on some areas but...HKP-17400-BNow: $87.95Was: $169.95 -
MI HK MP5K, HK SP89 Top Rail - Black
MI Midwest Industries
$129.95MI HK MP5K, HK SP89 Top Rail - Black Midwest Industries picatinny and M-lok top rail for MP5, HK94 style weapons and clones. An amazing profile option for your MP5 style weapon. Offers a combination of strength, adaptability and extreme lightweight...HKP-19113$129.95 -
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 -
H&K G3 Buffer Screw Locking Washer
H&K Heckler & Koch
$0.95HK G3 Buffer Screw Locking Washer Used in good, working conditon.HKP-16983$0.95 -
SB Tactical - HK MP5 Brace with HKP Adapter - Skeletonized
SB Tactical, HKP HK Parts
$299.95SB Tactical Side Folding Brace For The HK MP5, SP5 model Each brace comes assembled ready to install no assembly required. This complete brace will come assembled with our own HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling...HKP-21055$299.95 -
H&K Elbow Spring Spacer For Full-Auto
H&K Heckler & Koch
$5.95H&K Elbow Spring Spacer For Full-Auto - UsedHKP-03330$5.95 -
H&K HK21 (7.62x51/.308) Recoil Spring
H&K Heckler & Koch
$79.95H&K HK21 (7.62x51/.308) Recoil Spring New HK Factory 21 Recoil SpringHKP-00238$79.95 -
H&K MP5K/SP89/SP5K 9mm Forearm
H&K Heckler & Koch
$85.99HK SP5K Forearm - German Made from the best materials and processes available. Can be modified to install on MP5K-N builds with 3 lug barrels. Compatible With: MP5K, SP89 & SP5K Custom builds & projects, MP5K, SP89 buildsHKP-18063$85.99 -
HKP HK 93/53/33 (5.56/.223) Extended Cocking Handle
HKP HK Parts
$69.95HKP HK 93, 53, & 33 (5.56/.223) Extended Cocking Handle Extended cocking handle for the HK93/33/53 family of firearms. Each handle is designed with the looks of the HK21E/HK23E style extended cocking handle. All steel handles with an enhanced...HKP-00196$69.95 -
G.I. Tanto Cold Steel 7" Knife
G.I. Tanto
$34.99G.I. Tanto - Cold Steel Knife The G.I. Tanto is a no-nonsense tactical knife that comes with a legion of practical uses. The GI Tanto's broad blade, integral quillon guard, and polypropylene handle scales exemplify a tactical knife stripped down...HKP-20329$34.99 -
H&K 91/G3 (7.62x51/.308) Locking Piece - 45 Degree
H&K Heckler & Koch
$29.95New Old Stock German HK Locking Piece For G3, 91, & PTR This is the factory-correct 45-degree locking piece for HK 91/G3 & PTR .308 full-length firearms. All steel construction is new in sealed wrapping.HKP-00499$29.95 -
On Sale
H&K 93/53/33 (5.56/.223) Backplate - Parkerized - BLEMISHED
H&K Heckler & Koch
Now: $37.95Was: $64.95H&K 93/53/33 (5.56/.223) Backplate - Parkerized - 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 German backplate with the recoil assembly cup...HKP-16252-BNow: $37.95Was: $64.95 -
H&K German Leather Sling - Used - Excellent
H&K Heckler & Koch
$79.95Original Surplus German HK Leather 2 point sling - Used- Excellent Comes with HK sling hook. Pulled from German military G3 rifles. Complete and in excellent shape overall. Made with leather straps and steel hardware and HK sling hook. Last of...HKP-20347$79.95 -
H&K Heavy Trigger Return Spring For HK P30/P30L
H&K Heckler & Koch
$13.95H&K Heavy Trigger Return Spring For HK P30/P30L Compatible With: HK P30 HK P30 V3 HK P30L HK P30L V3HKP-02195$13.95 -
H&K HK P7 Series Drop Safety Catch Spring
H&K Heckler & Koch
$9.95HK P7 Drop Safety Catch Spring This is one of the most common wear items on the P7 series of firearms—a must-have spare part and hard to find. Compatible With: PSP P7M8 P7M13 P7M10HKP-01353$9.95 -
HKP 90 Series Hammer For Trigger Pack
HKP HK Parts
$96.95HKP 90 Series Hammer For Trigger Pack This US-made hammer is all steel billet, machined, and counts as one US 922r compliant part for your HK clone build. This US-made hammer can be used on all HK SEF, Navy, or 0, 1 style trigger packs in 9mm, 40/10, ...HKP-00377$96.95 -
H&K 28 Round HK USPC/P2000 9mm Magazine - Black
HKP HK Parts
$74.95H&K 28 Round HK USPC/P2000 9mm Magazine - Black New HK German USPC, P2000 Magazine body combined and pre-installed along with the HK Parts 28 round mag extension kit fully installed. Each offering is a complete, fully assembled, ready for the range...HKP-17203$74.95 -
H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin - USED EXELLENT
H&K Heckler & Koch
$49.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin - USED EXELLENT German made Heckler & Koch grip housing comes in black polymer. Accepts standard SEF or 0,1 style trigger packs & SEF longer axled selector levers. Priced to...HKP-18335$49.95 -
$8.95 -
H&K HK MR556/416 Receiver End Plate
H&K Heckler & Koch
$24.95HK 416, MR556 End Plate For Receiver & Buffer Tube New HK German manufacture. Compatible With: HK MR556 & HK 416 upper receiver/buffer tubesHKP-16603$24.95 -
H&K HK USP 9mm/.40 S&W Complete Recoil Assembly
H&K Heckler & Koch
$115.95New HK USP 9mm & .40 Cal Tactical Recoil Spring With Buffer Assembly - Complete This is a great spare or replacement item to have on hand, it is the factory OEM HK part for Tactical models. Each recoil rod assembly was designed to be used for heavy...HKP-01475$115.95