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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RCM MP5 9mm Full Auto Bolt Carrier
RCM
$146.95MP5 9mm Full Auto Bolt Carrier - RCM New US RCM manufactured MP5, 94 F/A carrier with all current "F" style upgrades and tungsten filled for the best performance and the utmost reliability. They were machined completely from billet ordnance grade steel...HKP-01188$146.95 -
25 Round HK UMP 45 LWRC SMG 45 Magazine - FDE
USA
$49.9525 Round HK UMP 45 LWRC SMG 45 Magazine - FDE Made from advanced polymer material with steel feed lips, just like the German UMP 45 magazine, at a fraction of the cost. Compatible With: HK UMP .45 LWRC SMG .45 (This magazine is the factory OEM magazine...HKP-20367$49.95 -
H&K HK G3, HK 91, PTR Locking Lever
H&K Heckler & Koch
$9.95Locking Lever - HK German G3 - New Old stock No longer made or offered by HK. This is the factory HK German manufactured bolt carrier locking lever. New never installed. These are the LAST new units that HK made. There will be no more once we are sold...HKP-19485$9.95 -
PTR HK 91/G3 (7.62x51/.308) Rear Push Pin Reinforcement Weldment
PTR
$19.95HK91, G3, PTR, CETME Push Pin Reinforcement Weldment HK91/G3/PTR91 or CETME steel receiver flat weldment that is added to the rear of the receiver where the 2 large stock push pins install to reinforce this section of the receiver against damage or use...HKP-18224$19.95 -
Out Of Stock
H&K 10 Round HK USPC/P2000 9mm Flat Floorplate Magazine - Black
H&K Heckler & Koch
$49.0010 Round HK USPC/P2000 9mm Flat Floorplate Magazine - Black Perfect for concealed carry as the floor plate is flush rather than extended. New HK German mag. Compatible With: HK USP Compact 9mm HK P2000 9mm HK P2000 SK 9mm (will extend below the mag...HKP-01476$49.00 -
H&K VP9 9mm Tactical Barrel - Threaded 13.5x1 LH
H&K Heckler & Koch
$284.95H&K VP9 9mm Tactical Barrel - Threaded 13.5x1 LH Precision-made in Germany by HK from cold hammer forged (CHF) ordnance-grade steel, this is the finest threaded factory barrel available for the HK VP9 or VP9 Tactical pistol. Ideal as a spare or...HKP-17995$284.95 -
B&T MP5 Folding Stock
B&T Brugger & Thomet
$319.95B&T Folding Stock For All MP5 Full Size Variants Swiss-made B&T folding stock for the MP5 & HK94. This is a military-grade stock as supplied by B&T to HK Germany. B&T Switzerland has supplied these to law enforcement and...HKP-00460$319.95 -
H&K 40 Round HK MP7 4.6x30mm Magazine - Black
H&K Heckler & Koch
$132.95HK German MP7, MP7A1, & MP7A2 - 40 Round Magazine New Factory German. For use with all the 4.6 X 30mm HK MP7A1 & MP7A2.HKP-00364$132.95 -
JMAC Customs MP5K/SP89/SP5K 9mm Rear Stock Adapter with Picatinny Rail
JMAC Customs
$94.95JMAC Customs MP5K/SP89/SP5K 9mm Rear Stock Adapter with Picatinny Rail This Rear Stock Adapter allows you to attach any 1913 Style Stock, Brace to your MP5K. The 1913 style stocks & braces lock in place and provide a better Cheek Weld than many...HKP-18990$94.95 -
H&K 40 Round HK 93, 33, 53 5.56x45mm/.223/300 Magazine - Used
H&K Heckler & Koch
$80.00HK93, HK33, HK53 - 40 Round Magazine - Genuine German HK HK Factory German 40 round surplus magazine. This factory magazine is long since out of production and is made from aluminum, steel and polymer. Used condition. A rare find and only available while...HKP-19761$80.00 -
H&K MP5 9mm SEF Full Auto Trigger Pack Complete - Used
H&K Heckler & Koch
$289.95H&K MP5/K 9mm SEF Full Auto Complete Trigger Pack - USED Each factory full auto trigger pack includes a new 9mm 3rd generation german ejector lever installed. We do NOT use Pakistani, MKE, or US-made ejector levers in our trigger packs. Each used...HKP-21356$289.95 -
On Sale
Magpul 30 Round AR-15, HK MR556, HK 416 PMAG M3 Magazine
Magpul
Now: $12.95Was: $18.95Magpul 30 Round AR-15, HK MR556, HK 416 PMAG M3 Magazine This magazine is the latest and greatest M3 model - NON-windowed PMAG (Polymer Magazine) and is a lightweight 5.56 NATO, M-16 compatible magazine. It features a pop-off storage/dust cover that...HKP-00639Now: $12.95Was: $18.95 -
Out Of Stock
H&K Sling Loop For Front Sight Tower - Used
H&K Heckler & Koch
$11.95HK German sling loop, eyebolt or triple frame retainer pin for front sight tower - Used This HK OEM item is used and pulled from demilled HK firearms. This is a must have item for all of your re-barrel jobs of for when you need to mount a sling loop to...HKP-17058$11.95 -
On Sale
HKP HK P30L Railok™ Compensator - Black
HKP HK Parts
Now: $139.95Was: $189.95HK Parts Railok™ Mounting System Compensator: H&K P30L The HK Parts Railok™ mounting system compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil,...HKP-21112Now: $139.95Was: $189.95 -
On Sale
AC-Unity 26.5mm Flare Gun With Polish Signal Flares
AC-Unity Magazines and Parts
$64.95 - $199.95AC-Unity 26.5mm Flare Gun With Polish Signal Flares The AC-Unity flare gun is a durable launcher designed to dispense 26.5mm flares or smoke grenades. The body of the pistol is made of high impact, UV resistant polymer capable of operating through...HKP-20154-M$64.95 - $199.95 -
Out Of Stock
H&K Sling Hook
H&K Heckler & Koch
$4.95H&K Sling Hook Great for HK sling projects and for spares. Used in great shape and the real deal. This is the sling hook that all others look up to. Hard to find. 1" sling hook for slings webbing, etc. Used in good condition and pulled from factory...HKP-16315$4.95 -
SB Tactical HK MP5 .22LR Pistol Stabilizing Brace - Skeletonized
SB Tactical
$149.95SB Tactical - HK MP5 .22LR Pistol Stabilizing Brace - Skeletonized Features: Complete assembly, ready-to-install Molded polymer end cap with QD socket Integral, side-folding mechanism Specifically designed for the HK MP5 .22LR US veteran designed...HKP-21399$149.95 -
KCI 10 Round HK MP5, MP5K - California Compliant Magazine
KCI
$58.95California Complaint Magazine 10-30 - MP5, MP5K - GEN 2 - KCI USA This California compliant magazine has a 10 round block pre-installed which converts a factory 30 round magazine into a 10 round magazine. This is the best option to stay...HKP-20669$58.95 -
DTAC 90 Series Semi Auto Shelf Weldment - Billeted
DTAC Dakota Tactical
$34.95DTAC Spec Billeted Semi Auto Shelf For C/P'ed Trigger Group -Dakota Tactical The needed receiver shelf that is welded to the magwell of the receiver to allow the use of clipped & pinned trigger housings. These are as made to DTAC's custom specs...HKP-18072$34.95 -
On Sale
Magpul Glock 19 15-Round 9mm Magazine - Black
Magpul
Now: $9.95Was: $14.95Magpul Industries PMAG 15rd 9mm Magazine, Fits Glock 19, Black The PMAG 15 GL9 is a 15-round Glock 9mm handgun magazine featuring a new proprietary all-polymer construction for flawless reliability and durability over thousands of rounds. High...HKP-19396Now: $9.95Was: $14.95 -
Ergo G3, 91, PTR Tactical Grip For Metal Grip Frames
Ergo
$59.95Ergo G3, 91, PTR Tactical Grip For Metal Grip Frames The ergonomically enhanced ERGO Tactical Deluxe Grips are compatible with all metal HK grip frames, both the semi-auto & full auto metal grip frames. Compatible With: HK 91, G3, PTR, CETME, 93,...HKP-14092$59.95 -
HKP 3-Lug Adapter Wrench
HKP HK Parts
$28.95HKP 3 Lug Adapter Wrench HK 3-Lug adapter tool that slides over the male end of the 3-lug adapters commonly used on threaded barrel applications for the addition of suppressors, flash hiders, compensators, silencers, etc. You can then tighten them down...HKP-18240$28.95 -
On Sale
H&K HK Hat - Khaki
H&K Heckler & Koch
Now: $8.99Was: $13.95HK Hat - Khaki HK hats are lightweight with a modern, classic tech look that's simple but sporty. Available in three colors: Black, Tan, and OD Green. Khaki hat/ black trim with black embroidered HK logo. Adjustable velcro back, one size fits all...HKP-01835Now: $8.99Was: $13.95 -
HKP MP5 A3 Retractable Stock Buffer
HKP HK Parts
$6.74MP5 A3 Retractable Stock "H" Buffer For All HK A3 Retractable Stocks The A3 stock buffer is a high wear and common replacement items that does need to be replaced when they become torn, cracked, brittle, discolored & worn. These units are made from...HKP-18160$6.74 -
HKP Semi Shelf Weldment - Metal Grip Housing
HKP HK Parts
$14.95HKP Semi Shelf Weldment Metal Grip Housing For Semi-Auto Trigger Packs This HK German specification metal trigger frame weldment is designed for converting SEF style housings from full auto to semi-auto. This weldable block or shelf is essential for...HKP-16657$14.95 -
On Sale
HKP HK UMP (9mm) 30 Round Magazine
HKP HK Parts
Now: $39.95Was: $49.95UMP 9mm 30 Round Factory Magazine - USA UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30 round magazine capacity. Each magazine counts as 3 U.S. Made compliant parts as an added bonus! This is the finest...HKP-17701Now: $39.95Was: $49.95 -
H&K HK MP5 & HK MP5K 9mm Dual German Magazine Clamp Bundle
H&K Heckler & Koch
$299.95HK German MP5 & SP5 Or MP5K & SP5K 9mm Mag Clamp Bundle Allows the user to clamp 2 X MP5 9mm 30 round magazines together for ease of use & safety by keeping 2 magazines usable & at your disposal. A Heckler & Koch German made genuine...HKP-20492$299.95 -
H&K HK MR556/MR762/416/417 Battle Grip w/ Storage - Black
H&K Heckler & Koch
$79.95H&K 416/417 & MR556/762 Battle Grip With Storage Compartment - Black New HK German factory battle grip with a storage compartment in the bottom. Each grip will fit all AR-15/M-16 lower receivers as well. It has a superior fit and feel to any...HKP-00033$79.95 -
H&K USP 9mm 18 Round Jet Funnel Magazine - Translucent
H&K Heckler & Koch
$69.99H&K USP 9mm 18 Round Jet Funnel Magazine - Translucent Each magazine will fit all HK USP 9mm full-size pistols as well as the HK 9mm Expert, Tactical, and Elite. This item can be used with or without the jet funnel mag well installed. Compatible...HKP-00317$69.99 -
H&K HK USP Full Size Ambidextrous Control Lever Set
H&K Heckler & Koch
$97.95Ambidextrous Left & Right Side Control Lever Set. Genuine Heckler & Koch ambidextrous control lever kit includes left and right side control lever as well as the roll pin - everything that's needed for installation on all USP or USPC...HKP-00916$97.95 -
HKP HK VP9L Rail Mount Compensator
HKP HK Parts
$134.95 - $169.95HKP HK VP9L Rail Mount Compensator Specifications: Length: 4 1/4 inches Height: 2 1/2 inches Weight: 5 oz. Torque: 3nM / 26 inch-lbs Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. Please Note: This is not to be used with...HKP-21074-M$134.95 - $169.95 -
On Sale
XS Sight Systems HK VP9, HK VP9L, HK VP9SK Optic Ready Suppressor Night Sights - Orange
XS Sight Systems
Now: $114.95Was: $137.95Minimalist Orange - HK VP9, VPL, VP9SK Optics Ready Suppressor - Tritium Night Sights - XS Sights XS Minimalist sights for HK VP9 OR (Optics Ready) pistols are regulated to be lower 1/3 co-witness on Trijicon RMR and Holosun 507 optics. The sights are...HKP-19407Now: $114.95Was: $137.95 -
HKP MP5, MP5K Front Sight Tower Assembly
HKP HK Parts
$54.95HKP MP5, MP5K Front Sight Tower Assembly New US made from a solid billet of ordnance grade steel. Each front sight tower, triple frame set comes complete with a new HK diopter style replaceable front sight post & roll pin. This is the complete set...HKP-17792$54.95 -
AIM HK 91/G3 (7.62x51/.308) Full Length Handguard - M-LOK
AIM
$85.95HK 91 RIFLE LENGTH HANDGUARD- M-LOK This sleek streamlined design is an ultra low profile handguard with generous mounting space to accept all M-LOK accessories. Superior ergonomics and simple, drop-in installation makes this the best HK pattern rail on...HKP-18176$85.95 -
H&K 13 Round HK VP9SK/P30SK 9mm Magazine - Black
H&K Heckler & Koch
$49.00HK VP9SK & P30SK 9mm - 13 Round Magazine New German HK manufacture 13 Round 9mm P30SK, VP9SK magazine. Compatible With: P30 SK HK VP9SKHKP-18495$49.00 -
H&K HK P Series Combat Defensive Action Upgrade For LEM 4.1 Pistols
H&K Heckler & Koch
$89.95H&K HK P Series Combat Defensive Action Upgrade For LEM 4.1 Pistols Found on all (European CDA) variant 4.1 models. This drop in LEM upgrade kit is a great trigger upgrade that reduces the trigger pre-travel by about 5mm or 1/3 of the original...HKP-17647$89.95 -
HKP Rail Mount Compensator Replacement Screw Set
HKP HK Parts
$4.95Replacement Screws for Rail Mount Compensator Replacement screw set for the HK Parts Rail Mount Compensators. This includes (2) screws. Compatible With: All HK Parts Rail Mount CompensatorsHKP-19674$4.95 -
Holosun, HKP HK MP5 Reflex X2 / Optic Mount Bundle - Black
Holosun
$394.95Holosun X2 - Red 2 MOA Dot & 32 MOA Circle - Optic Mount - Bundle - HK MP5 Includes: (1) Holosun Reflex X2 MRS Red Solar (1) MP5 RMR Optic Mount The finest mounting solution to properly mount your RDS on your MP5 or any other receiver that...HKP-20735$394.95 -
H&K HK VP9 Optics Ready Slide
H&K Heckler & Koch
$344.95H&K VP9 Optics Ready Slide - HK OEM Sights - Green Front Sight HK VP9 OR slide easily converts a standard VP9 or VP9-B into an optics-ready platform. This kit includes cocking supports, complete firing pin assembly, extractor assembly, cover plate...HKP-19869$344.95 -
On Sale
Russian GP5 Gas Mask Kit, New - Soviet Military
Now: $13.95Was: $19.95Russian GP5 Gas Mask Kit, New - Soviet Military New Soviet civil guard gas mask kit. Civil guard kits are the same as Russian military GP5 gas masks but have a grey mask instead of military black. This type of gas mask was stored by the Soviets for the...HKP-20218Now: $13.95Was: $19.95