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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HK MP5K, SP89, SP5K Recoil Rod Assembly - USA
DTAC Dakota Tactical
$34.95HKP MP5K, SP89, & SP5K Recoil Rod Assembly - USA The new US-made Dakota Tactical recoil rod assembly is completely micro-polished and built of the finest materials. This is a great item to have on...HKP-02169$34.95 -
On Sale
HK MP5SD Barrel Brush Cleaning Tool
HiTec Arms
Now: $107.96Was: $119.95HiTec Arms barrel tool for cleaning your HK MP5SD Barrel cleaning brush tool for integrally suppressed ported barrels. This is a good tool to have on hand for any MP5SD owner to clean carbon build up...HKP-21347-MNow: $107.96Was: $119.95 -
HK VP9 Optic Plate #10 - Sig Romeo 1 PRO - Red Dot Pistol Mount
HKP HK Parts
$49.95HK VP9 Series Optics Ready #10 - Sig Romeo 1 PRO - Optic Mount - Steel The finest all steel mounting solution for your HK VP9 series optic ready model. New solid billet machined steel optics plate...HKP-20028$49.95 -
HK MP5, HK33, HK53, HK93 Elbow Spring With Roller - Full Auto Trigger Pack - Used
H&K Heckler & Koch
$4.95H&K Full Auto Trigger Pack Elbow Spring With Roller - USED Used- Good shape. This item is a factory HK German replacement part.HKP-16241$4.95 -
On Sale
HK MP5, HK94, SP5K Magazine Floorplate - 9mm - US - BLEMISHED
USA
Now: $4.46Was: $9.95MP5 & MP5K 9mm Magazine Floor Plate - BLEMISHED VARYING CONDITION - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMHKP-17507-BNow: $4.46Was: $9.95 -
HK MP5, SP5 Trigger Housing - Universal SEF - Clipped and Pinned - USED
H&K Heckler & Koch
$99.95H&K Heckler and Koch 9mm SEF Universal Trigger Housing Clipped and Pinned USED for HK MP5, and HK SP5 A one size fits all approach for the MP5 and SP5 style semi-auto shelf. This is the best option...HKP-21346$99.95 -
On Sale
HK MP5, MP5K Optic Mount - 138mm - Low Profile - Extended Picatinny
B&T Brugger & Thomet
Now: $135.96Was: $159.95B&T MP5, MP5K Low Profile Picatinny Mount Specifications: Color: Black Height max: 23.5 mmHKP-16876Now: $135.96Was: $159.95 -
On Sale
HK VP9, VP9L, Match International Holster
Comp-Tac
$65.96 - $79.95Comp-Tac HK VP9/VP9L/Match International Holster ONE HOLSTER to fit your entire VP9 Lever collection, including your VP9 Match. Comp-Tac has worked with HK Parts to develop a flexible holster to fit...HKP-20011-M$65.96 - $79.95 -
HK416, MR556, HK417, MR762 Buffer Retaining Pin
H&K Heckler & Koch
$19.95Heckler and Koch HK MR556, HK MR762, 416/417 Buffer Retaining Pin New HK German proprietary HK designed buffer pin unique to the HK 416 and MR 556 series. Compatible With: HK416, MR556 HK MR7HKP-02544$19.95 -
On Sale
Dummy Rounds - 9mm - Set Of 5
Strike Industries
Now: $7.16Was: $8.95SI 9MM Dummy Rounds - Set Of 5 Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They...HKP-17383Now: $7.16Was: $8.95 -
HK MP5, SP5 Handguard - OD Green
HKP HK Parts
$39.95HKP HK MP5, SP5 Handguard - OD Green USA MP5 O.D green handguard is also known as the tropical wide forearm. Now you can further customize your MP5/ SP5 with this new color grip and, best of all, it...HKP-20593$39.95 -
Out Of Stock
HK P Series Cocking Piece LEM
H&K Heckler & Koch
$69.95Heckler and Koch HK P Series Cocking Piece LEM Compatible With: HK P30 HK P30L HK P30SK<HKP-01769$69.95