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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
HK93, HK53, HK33 A3 Telescopic Stock
MKE
$254.97 - $399.95MKE A3 Telescopic Stock in Cerakote for HK93, HK33, HK53, and Z43 A3 telescopic stock for the HK33, HK53, HK93 built by MKE on HK tooling. These MKE stocks are your best option for a new production stock now that HK has discontinued them...HKP-21287-M$254.97 - $399.95 -
On Sale
HK Ladies Shooter Cap - Gray & Pink
H&K Heckler & Koch
Now: $5.21Was: $11.95H&K HK Ladies Shooter Cap - Gray & Pink Gray cotton twill construction with pink underbill. Low profile hat with black HK logo on front, pink stitching and "No Compromise" in pink cursive thread on the back adjustable strap. Features: 100%...HKP-17368Now: $5.21Was: $11.95 -
HK VP9, P30 Magazine - 24 Round - 9mm
HKP HK Parts
$89.95HK PARTS 24 Round Complete 9mm Magazine for HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 17 round magazine and a +7 magazine extension to assemble them into a working 24 round magazine. Specifications: 6-1/6...HKP-19457$89.95 -
HK51, PTR PDW A3 Telescopic Stock
MKE
$459.95MKE HK51, PTR PDW Telescopic Stock A3 Factory new MKE stock professionally converted to fit HK51 and PTR PDW rifles and pistols. This stock was modified with a heavy profile collapsing rod insert heat treated for longevity. The correct collapsing length...HKP-21376$459.95 -
HK90 Series Flash Hider - Bird Cage Style - Threaded 15x1 RH
PTR
$19.95PTR Bird Cage Flash Hider - Threaded 15x1 for 5.56/.223, and 7.62x51/.308 Crafted to exact Heckler and Koch specifications. Featuring the correct 15x1 RH thread, it's a perfect match for HK barrels and qualifies as one 922r compliant part...HKP-01447$19.95 -
Out Of Stock
HK Rear Sight Spare, Repair Kit
H&K Heckler & Koch
$24.95H&K Rear Sight Spare, Repair Kit New factory German HK rear diopter sight spare parts, repair kit. Brand new factory German manufacture. Not used surplus parts brand new factory fresh German HK parts. Includes: 2 X Rear sight ball bearings 2 X Rear...HKP-16976$24.95 -
On Sale
HK MP5, MP5K, AP5 Replacement Kit - Firing Pin and Spring
MKE
Now: $16.95Was: $19.95MKE HK MP5, MP5K, AP5 Steel Firing Pin and Spring Replacement Kit Replacement steel firing pin and spring kit for HK MP5 platforms. Direct-fit parts for repairing or replacing worn firing components in MP5-style bolt assemblies. Includes: Firing...HKP-99344Now: $16.95Was: $19.95 -
HK SP5 Grip Module - SL
Magpul
$149.95 - $179.95Magpul HK SP5 SL Grip Module HK Parts brings a solution for those that are looking to upgrade to the Magpul SL grip. Click the drop down menu to select either the clipped and pinned or push pin options. This is a perfect option for those wanting improved...HKP-20574-M$149.95 - $179.95 -
Out Of Stock
HK G36C Buttstock with Cheek Piece
H&K Heckler & Koch
$211.99Heckler and Koch Buttstock with Cheek Piece Installed for HK G36, made in German Genuine German Heckler & Koch G36 stock. The G36C stock is a full inch shorter than a standard G36 stock. This is an ideal stock for those wearing body armor, for those...HKP-00278$211.99 -
HK MP5 Receiver Flat with Weldment Set
PTR
$294.95MP5 9mm Receiver Flat With Complete Weldment & Rivet Set - PTR/LSC Several years ago PTR bought out LSC and now owns the tooling and dyes for the LSC 9mm flats. These elusive flats have been hard to find and are now available for the first time here...HKP-19509$294.95 -
HK SEF Short Axle Selector Lever For Metal Trigger Housings Only - Used
HKP HK Parts
$9.95HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only - Used Compatible with all metal HK grip frames. Please Note: The polymer (plastic) style SEF housing uses the longer axle SEF selector lever, not this product offering.HKP-00120$9.95 -
HK416, MR556, HK417, MR762 Takedown Pin Detent Spring
H&K Heckler & Koch
$9.95H&K HK MR556/MR762/416/417 Takedown Pin Detent Spring New HK German manufacture. Detent spring for the rear takedown pin. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-02541$9.95