Parts
At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.
Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.
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AR-15 Stabilizing Brace - 5 Position Adjustable - SBA3
SB Tactical
$134.95SBA3 - 5 Position Adjustable Stabilizing Brace - AR15 Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA3 is a 5-position adjustable, dramatically enhances versatility, and features a minimalist design with...HKP-18646$134.95 -
Out Of Stock
HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm
Mora Arms
$29.95Mora Arms HK MP5, MP5K Magazine - 15 Round 15-round curved steel magazine for MP5 platforms. Compatible With: MP5, SP5 MP5K, SP5K SP89, HK94 Custom HK 9mm builds & clonesHKP-22352$29.95 -
Out Of Stock
Thread Protector - 9mm - 13.5x1 LH - US
HKP HK Parts
$19.95HKP 9mm Thread Protector - Threaded 13.5x1 LH This threaded barrel protector fits all HK 9mm threaded barrels that are 13.5x1 metric LH twist. Specifications: Overall Length .45" Outside Diameter .62" Threaded 13.5x1 LH Compatible With: HK VP9,...HKP-22324$19.95 -
HK MP5 Flash Hider - .22LR
HKP HK Parts
$49.95HKP HK MP5 .22LR Flash Hider Transform your HK MP5 .22 pistol by adding a direct thread-on flash hider that perfectly replicates the iconic look of the MP5 9mm 3-lug flash hider. Internal O-ring to ensure a secure engament that wont allow the flash...HKP-21648$49.95 -
HKP 2 Point Leather Sling - Black
HKP HK Parts
$49.95HKP 2 Point Leather Sling - Black These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and hardware...HKP-20152$49.95 -
HK33, HK93, G3K Slimline Handguard - Alpine or ODG
H&K Heckler & Koch
$59.95H&K HK 33 Slimline Handguard Used German military surplus slimline forearm cut down to fit the HK 33. Each handguard is in good to excellent shape and will clean up nicely. Compatible With: HK33 HK93 G3K Clones that take a HK33 length forearm.HKP-20198-M$59.95 -
HK UMP, USC Cocking Lever Spring
H&K Heckler & Koch
$8.95HK UMP & USC Cocking Lever Spring A great spare part to have on hand.HKP-01886$8.95 -
On Sale
HK91, G3 Tactical Rail - 3 Inch
HKP HK Parts
Now: $9.95Was: $14.95HKP Tactical Rail - 3 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-00894Now: $9.95Was: $14.95 -
HK MP5K, SP89, SP5K Modular Handguard - M-LOK - 9mm
DTAC Dakota Tactical
$159.95DTAC Dakota Tactical 9mm Modular Handguard - M-LOK for HK MP5K, HK SP89, and HK SP5K Features: Made in the USA (922r compliant part) M-LOK accessory compatible 6 ergonomically placed slots for maximum versatility Exclusive extended forward accessory...HKP-17808$159.95 -
HK MP5, MP5K, HK33 Optic View Front Sight Tower
$54.95Billeted One Piece "Optic View" Front Sight Tower HK front sight tower machined as one solid seamless billeted piece. The finest front sight tower that has been machined to allow the use of the unobstructed partial view or optic view of the front sight...HKP-17879$54.95 -
Out Of Stock
HK 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 -
HK P2000SK Magazine - .40 S&W - 9 Round
H&K Heckler & Koch
$49.00German HK P2000 SK 9 Round Magazine - 40 S&W Spare magazines for HK P2000 SK .40 caliber pistols. This magazine holds nine rounds of .40 S&W ammunition.HKP-00307$49.00