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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HKP (9mm & 5.56/.223) Thread Protector For Barrels - Threaded 1/2x28
HKP HK Parts
$14.95HKP (9mm & 5.56/.223) Thread Protector For Barrels - Threaded 1/2x28 A must-have accessory to safeguard the threads on your threaded barrel, this thread protector is the finest available. It is the standard thread protector included with all HKPARTS...HKP-02646$14.95 -
HKP 2 Point Leather & Cotton Sling
HKP HK Parts
$59.952 Point Leather & Cotton Sling Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German artisan using quality US leather and hardware. Each sling is approximately 48" long...HKP-21320-M$59.95 -
HKP 9mm Ambidextrous US Made Trigger Pack - 4 U.S. 922r Parts
HKP HK Parts
$309.95HKP 9mm Ambidextrous US Made Trigger Pack - 4 U.S. 922r Parts HK MP5/94 9mm Semi-Auto Trigger Pack Complete. Assembled and ready install on your firearm. The components that count towards 4 of the 922r compliant parts include the trigger pack box,...HKP-18269$309.95 -
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 -
Comp-Tac HK VP9, HK VP40, HK P30/P30L, HK P2000 Twin Paddle Mag Pouch - Black
Comp-Tac
$77.95Comp-Tac HK VP9, HK VP40, HK P30/P30L, HK P2000 Twin Paddle Mag Pouch - Black The Comp-Tac Twin Magazine Paddle pouch is an outside the waistbandholder that carries two magazines attached together. Designed to be worn at 9:00 for a right handed...HKP-18398$77.95 -
H&K 30/32 Round HK USP/P30/VP9 Magazine Spring
H&K Heckler & Koch
$9.95H&K 30/32 Round HK USP/P30/VP9 Magazine Spring HK German manufacture new production HK USP 9mm 32 round magazine spring. A super rare and hard to find part for the USP 9mm extended 32 round magazines. This spring took years of searching to find in...HKP-16407$9.95 -
H&K HK P7 Series Piston Plunger, Detent Spring
H&K Heckler & Koch
$7.95HK P7 Series Piston Plunger, Detent Spring Compatible With: PSP P7M8 P7M10 P7M13HKP-01327$7.95 -
H&K P30/P30S 9mm Tactical Barrel - Threaded 13.5x1 LH
H&K Heckler & Koch
$299.95H&K P30/P30S 9mm Tactical Barrel - Threaded 13.5x1 LH New factory OEM German barrel mande at the HK factory from HK German Cold Hammer Forged barrel blanks, heat treated and finished to HK specs. This is the finest threaded barrel available for the...HKP-16851$299.95 -
H&K Universal Cleaning Kit
H&K Heckler & Koch
$21.95New - Original HK German MSG90/HK91/G3 Cleaning Kit - Old Stock Each cleaning kit kit comes complete with brass brush, oil brush, oil tube, hand cleaning brush, and pull chain. Originally built for the G3,91 & MG3 but will work on all .308 - .351 ...HKP-19031$21.95 -
H&K USP .40 S&W Tactical Barrel - Threaded 14.5x1 LH
H&K Heckler & Koch
$299.95H&K USP .40 S&W Tactical Barrel - Threaded 14.5x1 LH This genuine Heckler & Koch part is a drop-in replacement for the full-size USP, USP Tactical, and other .40 S&W pistols. The tactical threaded barrel offers precise fit and...HKP-00328$299.95 -
HDPS HK UMP (.45 ACP) Threaded Barrel - 16x1 LH
HDPS
$349.95HK UMP & USC 45 ACP 8" Threaded Barrel HDPS UMP barrels are perfect for the USC to UMP conversions and a replacement UMP .45 barrel. They are considered by many to be the finest US-made barrel available. This barrel is the same length as a factory HK...HKP-02634$349.95 -
HKP HK MP5 .22LR Stock Adapter
$99.95Stock Adapter - HK MP5 .22 LR Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your valuable firearm...HKP-20795$99.95 -
Out Of Stock
HKP HK USP/USPC Bench Mat
HKP HK Parts
$13.95HKP HK USP/USPC Bench Mat This isn't your ordinary gun cleaning mat! Show your pride for your firearm while using this high quality neoprene rubber backed and cloth top gun cleaning mat to protect your gun bench, desk, kitchen table, or whatever surface...HKP-17109$13.95 -
Out Of Stock
HKP HK USPC Red Dot Pistol Mount - Black
HKP HK Parts
$49.95HKP HK USPC Red Dot Pistol Mount - Black Red Dot mounting plate to allow the use of a Burris Fast Fire, Docter, Vortex Venom or other similar specs Red Dot Sights. Replaces rear sight to allow the mounting of a Red Dot Sight to your HK pistol listed...HKP-18899$49.95 -
RCM HK MP5SD 9mm Barrel - Threaded 18x1
RCM
$199.95RCM HK MP5SD 9mm Barrel - Threaded 18x1 Made in the USA from Cold Hammer Forged (CHF) steel, this high-quality barrel features a durable nitride finish. Precision-milled to the latest specifications with updated 16 flutes in the chamber, it is designed...HKP-02118$199.95 -
Out Of Stock
SilencerCo HK VP9 9mm Barrel - Threaded 1/2x28
SilencerCo
$189.95SilencerCo HK VP9 9mm Barrel - Threaded 1/2x28 High-quality components and precise manufacturing make SilencerCo parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years...HKP-19434$189.95 -
Sale
AC-Unity 30-Round Glock 17, 19 9mm Window Magazine - Black
AC-Unity Magazines and Parts
Now: $13.95Was: $19.95AC-Unity 30-Round Glock 17, 19 9mm Window Magazine - Black The AC-Unity 30 round 9mm window magazine for Glock models 17, 18, 19, 19X, 26, 34, 45. Will work in anything designed to accept a Glock 17 9mm double-stack magazine. Originally...HKP-20157Now: $13.95Was: $19.95 -
Sale
B&T Benelli M4 Super 90 Handguard
B&T Brugger & Thomet
Now: $219.95Was: $319.95Factory Swiss manufactured B&T M4 Benelli Quad Rail This offering is the latest model that is a one piece version that will fit all Benelli M4 shotguns. The finest quad rail you can buy! Specifications: Color: Black Height max: 83 mm Length max: 206...HKP-17435Now: $219.95Was: $319.95 -
Botach Battle Steel HK MP5 Ultra-Low-Profile Mount for Trijicon MRO
Botach Tactical
$69.95Botach Battle Steel HK Ultra-Low Profile Integrated Mounting Platforms for the Trijicon MRO Ultra-low-profile mount for HK MP5/HK33/HK53 firearms. Features a lower 1/3 cowitness for the Trijicon MRO sights. Compatible With: HK MP5 &...HKP-19530$69.95 -
H&K 33/91/G3 Triple Frame Front Sight Tower
H&K Heckler & Koch
$19.95Front Sight Tower Triple Frame G3/33 - German G3 triple frame all steel factory German front sight tower. Perfect for HK builds as well as HK-AK style sight conversions and builds. Compatible With: HK G3 HK G3K HK 93 HK 33HKP-18778$19.95 -
H&K Heavy 8.5 lbs Trigger Return Spring
H&K Heckler & Koch
$16.99H&K Heavy 8.5 lbs Trigger Return Spring Also known as the heavy LEM trigger spring for the LEM and TGS conversions. Compatible With: HK USP Full Size 9mm, .40 & .45 HK USP Compact 9mm, .40 & .45 HK Tactical, Elite & Expert All...HKP-02265$16.99 -
H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - RAL 8K
H&K Heckler & Koch
$99.95New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - RAL 8K Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany". This special offering...HKP-19975$99.95 -
H&K HK 416 Full Auto Ambidextrous 3-Position Selector Lever Kit
H&K Heckler & Koch
$139.95HK416 Full Auto Ambi Selectors Kit - German HK Each set comes complete with everything you will need to upgrade your HK 416 to an ambi selector lever set up. Factory correct German HK and all steel construction. Includes: 2 X selector levers 2 X roll...HKP-17552$139.95 -
H&K HK MR556/MR762/416/417 33mm Front Folding Sight
H&K Heckler & Koch
$149.9533mm Front Folding Sight Tower-MR416, MR762 & HK416/HK417 HK 416 Or MR556 Front Folding Sight. This item attaches directly to the front gas block of the HK 416 & MR556 or MR762/HK417. Designed to be used in conjunction with - Flip Up Rear...HKP-02548$149.95 -
H&K HK P30SK Firing Pin Safety Pin
H&K Heckler & Koch
$4.95H&K HK P30SK Firing Pin Safety Pin This is a factory original HK part manufactured in Germany.HKP-18524$4.95 -
HKP HK 416/MR556/MR762 Flip Up Rear Sight-3mm
HKP HK Parts
$139.95HK 416, MR556 & 417 Flip Up Rear Sight Diopter 3mm Sight - US Attaches to any standard picatinny rail. No hardware needed as this is a self contained quick attach rear sight assembly. This unique sight features a quick & easy push button...HKP-17715$139.95 -
Holosun HK VP9/VP9SK Direct Fit SCS Reflex Sight
Holosun
$359.95Holosun HK VP9 SCS-MOS Reflex Sight This solar charging sight is designed to attach directly to the slide without an adapter plate and uses an innovative solar charging system with multi-directional light sensors to automatically adjust brightness in...HKP-21336$359.95 -
MI HK MP5-A2 Handguard, M-LOK Compatible
MI Midwest Industries
$138.95MI HK MP5-A2 - M-LOK Handguard Features: Professional grade one piece design Simple installation, includes all tools Extremely lightweight design Shortened to allow for use of front sling attachments MI Lifetime Warranty Patent pending Compatible...HKP-19363$138.95 -
B&T HK MP5K/SP5K/SP89 Barrel - Threaded 1/2x28 - 3-Lug
B&T Brugger & Thomet
$349.95B&T HK MP5K/SP5K/SP89 Barrel - Threaded 1/2x28 - 3-Lug New from B&T Switzerland, cold hammer-forged (CHF), properly fluted & nitrided MP5K/SP5K barrels manufactured exclusively for the HK SP5K. New Swiss manufactured from hand-picked Swiss...HKP-17894$349.95 -
H&K Hammer Spring For HK Burst Trigger Pack
H&K Heckler & Koch
$19.95H&K Hammer Spring For HK Burst Trigger Pack The HK German factory intermediate poundage "satin" gray hammer spring is found in all 9mm, 40/10, and .556/223 burst trigger packs and is proven to be the most reliable and longest-lasting spring for burst...HKP-01111$19.95 -
H&K HK P9S Series Recoil Spring
H&K Heckler & Koch
$39.95Factory German HK P9 & P9S Recoil Spring It is no longer supported or available from HK Germany. The P9 and P9S have been out of production for many years. Get a spare while we still have them in stock. Compatible With: HK P9 pistols in 9mm and ...HKP-02046$39.95 -
H&K MP5, HK94 Case Deflector Rivet
H&K Heckler & Koch
$9.95H&K MP5, HK94 Case Deflector Rivet Each case deflector, US or German-made, will require two rivets to attach the case deflector to the receiver or flat. If you want the factory look and feel of doing it right, these rivets are a must-have. These are...HKP-00147$9.95 -
HKP HK UMP 2 Position Lower Grip Frame - FDE
HKP HK Parts
$149.95UMP - 2 Position Lower Grip Frame - FDE New UMP Lower. 2 position settings (S,F). Perfect for all your own internals. This item is ideal for the USC to UMP conversion or to keep as a spare. Compatible With: UMP .45 UMP .40 UMP 9mm USC conversions (NFA...HKP-19384$149.95 -
HKP Universal Extended Magazine Spring
HKP HK Parts
$11.95Universal Extended Magazine Spring For HK Parts Extensions. This universal extended magazine spring fits most of our extensions from the VP9 to the Mark 23 extension kits. These are also the correct replacement spring for the +7 and +10 VP9 extensions. A...HKP-20324$11.95 -
Raddlock HK 91/G3 (7.62x51/.308) Magazine Block - 10 Round
Raddlock
$9.95HK 91, G3, & PTR 10 round Magazine Plug This plug is designed to limit the 20-round steel or Aluminum mag capacity to 10 rounds. Converts the standard mag to a 10/20 magazine. The best-recommended use is a 5/32" X 1/2"-3/4"...HKP-02443$9.95 -
Out Of Stock
H&K 30 Round HK MP5, MP5K LEO Marked 9mm Magazine - Used
H&K Heckler & Koch
$0.00HK German MP5 30 Round Magazine Laser Etched LEO MarkingsUsed In good shape. H&K German MP5 9mm 30 round magazine. All Mp5 mags are police department trade in mags with the laser etched LEO / Restricted markings. Great for that official...HKP-20517$0.00 -
H&K 9 Round HK P2000SK .40 S&W Magazine - Black
H&K Heckler & Koch
$49.00HK P2000 SK 9 Round Magazine - .40 Cal This magazine holds 9 rounds of .40 S&W ammunition with a flat floorplate. Great magazine for concealed carry or a lower profile. Compatible With: P2000SK .40 P2000SK .357HKP-02489$49.00 -
H&K 91/G3 (7.62x51/.308) Fixed Stock Complete - Black - Surplus
H&K Heckler & Koch
$129.95German G3, 91, PTR Stock complete - Surplus Used black German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition and each stock includes all parts to be a complete stock ready to use on your HK G3, 91,...HKP-18936$129.95 -
H&K Bungee Single Point Sling - 1250mm Long
H&K Heckler & Koch
$109.95H&K Bungee Single Point Sling - 1250mm Long New factory HK German manufactured single point elastic "push/pull" bungee style sling. Includes the factory sling hook and is fully adjustable for the average sized mag to use. Will fit any HK application...HKP-17604$109.95 -
H&K HK G3, HK 91, PTR Central Buttstock Section - OD Green - Used
H&K Heckler & Koch
$5.99H&K HK G3, HK 91, PTR Central Buttstock Section - OD Green - Used USED German G3, 91, PTR Central Butt stock Section- Green in color. This stock section is no longer being manufactured as the HKG3, HK91 are out of production. Each surplus section is...HKP-17139$5.99