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, 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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Fixed Stock - OD Green - Surplus - HK 91, G3, PTR
H&K Heckler & Koch
$25.95Used Olive Drab green German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be a complete stock ready to use on your HK G3, 91, PTR or other HK style firearm. As...HKP-16329$25.95 -
H&K MP5/SP5/MP5K/SP5K 9mm Extractor Spring
H&K Heckler & Koch
$9.95H&K MP5/SP5/MP5K/SP5K 9mm Extractor Spring This extractor spring will fit all of the 9mm HK variants including clones. This part is German HK factory manufactured and made to the tightest of specifications and tolerances and will provide a much...HKP-00055$9.95 -
H&K 91/G3 (7.62x51 / .308) Ejector Lever - Used
H&K Heckler & Koch
$3.95Used Heckler & Koch genuine factory .308 ejector lever. In perfect working order pulled from surplus HK German G3's.For use with: HK G3 HK 91 PTR-91 HK 51HKP-01738$3.95 -
HK UMP (.45 ACP) 25 Round Magazine
HKP HK Parts
$49.95HK UMP 45 magazine & LWRC SMG45. Made from advanced polymer material with steel feed lips just like the German UMP 45 magazine. This UMP 45 magazine will fit all HK UMP 45 firearms as well as the LWRC SMG 45 and other UMP style builds such as...HKP-16448$49.95 -
FMP MP5, MP5K Extractor Spring
FMP
$4.95New old stock HK contract FMP extractor spring will fit all of the 9mm HK variants including clones. This part was made using HK prints on HK contract tooling that the German HK factory manufactured for the Portuguese Military and police forces. This...HKP-18201$4.95 -
H&K 91/G3 (7.62x51 / .308) 20 Round Aluminum Magazine - Used
H&K Heckler & Koch
$7.95HK G3, HK91 & PTR91 German 20 Round Magazine - Alloy - Used German manufactured aluminum paratrooper magazines used in. Perfect for your HK G3/PTR style firearm. Each unit is German manufactured and a great deal for the condition of these mags...HKP-18068$7.95 -
H&K 30 Round MP5 9mm Magazine
H&K Heckler & Koch
$78.95H&K German MP5, SP5, SP5K, and MP5K 9mm - 30 Round Curved Magazine - NEW Heckler & Koch German Magazine 9mm 30 Round curved all-steel magazine. German HK MP5 and MP5K mags are the finest HK magazines you can get. Compatible with: HK MP5,...HKP-00086$78.95 -
HKP MP5K/SP89/SP5K 9mm Vertical Grip
HKP HK Parts
$29.95MP5K, SP89, SP5K Vertical "K" Grip - USA HK vertical grip for the HK MP5K models. Made in the USA and counts as one US made 922R compliant part. The finest US made forearm available. Perfect item for the following applications: MP5K, MP5K-PDW, SP89...HKP-16474$29.95 -
H&K Small Push Pin - Forearm & Lower
H&K Heckler & Koch
$7.95H&K Small Push Pin - Forearm & Lower All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in place. Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94,...HKP-00075$7.95 -
H&K Rifle Extractor Spring For All HK's
H&K Heckler & Koch
$6.74HK German 308, 7.62 & 556, .223 Rifle Extractor Spring New factory HK German part. The extractor spring is the #1 most common repair and replacement item on HK firearms. Many HK gunsmiths recommend using this extractor spring on all HK 90 Series HK's...HKP-00188$6.74 -
HKP HK VP9 Optics Plate #2 RMR, Holosun
HKP HK Parts
$49.95HK VP9 Series Optics Ready #2 Optic Mount - Steel The finest all steel mounting solution for your HK VP9 Series Optic Ready model. New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of ordnance grade...HKP-19564$49.95 -
HKP HK P30L Gen 2 Rail Mount Compensator - Black
HKP HK Parts
$184.95HK P30L - Rail Mount Compensator - Gen 2 Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. It has a sleek design that flows with the lines of the Koch P30L for a seamless addition. It has 5 sets of ports to significantly...HKP-19067$184.95 -
H&K 10 Round HK VP9/P30 9mm Magazine - Black
H&K Heckler & Koch
$44.95HK VP9, Vp9L & P30, P30L, P30 9mm 10 Round Magazine New HK German manufacture & factory fresh just in from HK Germany. Each magazine holds 10 rounds only. This is the factory correct magazine not a knock off or pinned 15 round magazine. The...HKP-01273-M$44.95 -
H&K 25 Round HK MP5 .22LR Magazine - Black
H&K Heckler & Koch
$34.95HK MP5 .22 - 25 Round Magazine Brand New HK/Walther German manufactured for the HK MP5 22 & MP5 22SD .22 rifle. Each magazine offers a 25 round magazine capacity & fits all HK, Walther, Umarex MP5 A5 & MP5 SD .22 rifles. A good...HKP-02296$34.95 -
H&K Sling Loop For Front Sight Tower
H&K Heckler & Koch
$9.95H&K Sling Loop For Front Sight Tower This HK OEM item is brand new and not surplus or used. This is a must-have item for all of your re-barrel jobs, or for when you need to mount a sling loop to an HK build. This item is offered at the best price in...HKP-00144$9.95 -
HKP MP5 Replacement Buffer for Folding Stock or End Cap
HKP HK Parts
$3.49Spare Replacement Buffer For Choate Folding Stocks Or End caps. Fits all Choate MP5 and MP5K stocks or end capsHKP-18735$3.49 -
H&K HK USP/P2000 Extended Magazine Release
H&K Heckler & Koch
$19.95The most popular upgrade available for your HK pistol. By adding the HK45C extended mag release will provide more than double the contact, surface area to aid in faster, more reliable mag releases. The larger mag release makes it possible to release the...HKP-01669$19.95 -
H&K Ejector Lever Spring
H&K Heckler & Koch
$6.95H&K Ejector Lever Spring The new HK German factory ejector lever spring fits all HK 90 series of rifles and pistols. This is a common repair and replacement part and it is a recommended spare part for every HK enthusiast or shooter. Compatible...HKP-00059$6.95 -
Out Of Stock
H&K 15 Round HK VP9/P30 9mm Magazine - Black
H&K Heckler & Koch
$49.95HK VP9, VP9L & P30, P30L, P30S 9mm - 15 Round Magazine New HK German manufacture and factory fresh production. Each factory HK all-steel-bodied magazine holds 15 rounds of 9mm ammunition for use in all P30, P30L, P30S & HK VP9 9mm models...HKP-00305$49.95 -
H&K 91/G3/MSG90 (7.62x51 / .308) 20 Round Magazine - Aluminum - Excellent/Like New
H&K Heckler & Koch
$10.95HK G3, HK91, & PTR91 German 20 Round Magazine - Alloy German Manufactured Aluminum Paratrooper Magazines In Excellent - Like New Condition Perfect for your HK G3/PTR style firearm. Each unit is German manufactured, and a great deal for the condition...HKP-00524$10.95 -
H&K 17 Round HK VP9, HK P30 17 Round 9mm - Red Follower
H&K Heckler & Koch
$49.95New HK German manufacture & factory fresh production. This is the same mag as the standard VP9/P30 17 round magazine only this mag comes with a factory HK German red follower installed from the factory. Each factory HK all-steel bodied magazine...HKP-19627$49.95 -
Mag-Grip MP5 & MP5K 9mm Dual Magazine Clamp
$29.95Mag-Grip MP5 & MP5K 9mm Dual Magazine Clamp The MP5 and MP5K magazine grip or dual magazine clamp fits all 9mm MP5 or MP5K curved magazines. This part holds two magazines together for ease of use and easy access to 2 magazines. It is made...HKP-00084$29.95 -
H&K HK G3, HK 91 Grip for Metal Frames - OD Green - Surplus
H&K Heckler & Koch
$9.95HK German Green Plastic Grips For The HKG3,HK91 & HK93, HK33 Metal Grip Frames. Used in surplus condition. Each item is used in good shape and will clean up nicely with a little bit of TLC and some attention. A great value for the price. Fits all HK...HKP-16333$9.95