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
-
Pistol Rug Case
HKP HK Parts
$16.95HKP HK Parts Rug Case for you HK Pistol Keep your handgun safe with the HK Parts pistol rug. This heavy-duty pistol case will accommodate one pistol and up to 5 magazines. Features:HKP-21010-M$16.95 -
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...HKP-17368Now: $5.21Was: $11.95 -
On Sale
HK VP9SK Tactical Barrel - 9mm - Threaded 1/2x28
RCM
Now: $180.00Was: $225.00RCM HK VP9SK 9mm Tactical Barrel - Threaded 1/2x28HKP-19258Now: $180.00Was: $225.00 -
Out Of Stock
HK MP5SD Sealing Ring
H&K Heckler & Koch
$29.95Heckler and Koch Sealing Ring for HK MP5SD Each HK MP5SD sealing ring is the sealing gasket that seals the SD suppressor against the trunnion on factory HK MP5SD's or factory correct SD conversions...HKP-00142$29.95 -
On Sale
HK MP5K Tactical Tri-Rail
HKP HK Parts
$57.34 - $89.95HKP Tactical Tri-Rail - Black - MP5K Our new modular tactical forearm comes with 3 rails on the left, right and bottom. That are removable and adjustable for you own taste and mission requirements...HKP-16765-M$57.34 - $89.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Rear Diopter Sight
H&K Heckler & Koch
$226.95Heckler and Koch HK MR556/MR762/416/417 Rear Diopter Sight Factory correct rear diopter sight for 416/417 and MR platforms. This sight can be paired with a fixed front sight or folding front sight.HKP-00027$226.95 -
HK MP5, MP5K 9mm Magazine Loader
H&K Heckler & Koch
$89.95German Magazine Loader For MP5 & MP5K - 9mm Magazines New HK German manufacture. Get years of use out of this steel loader while saving your thumbs. Compatible With: Curved 40, 30,HKP-17013$89.95 -
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...HKP-21287-M$254.97 - $399.95 -
HK MP5 Top Rail
MI Midwest Industries
$159.95MI HK MP5 Top Rail Midwest Industries Picatinny and M-lok top rail for MP5, HK94 style weapons and clones. An amazing profile option for your MP5 style weapon. Offers a combination of strength,...HKP-19112$159.95 -
On Sale
HK91, G3, HK93, HK33, PTR Buffer - Enhanced
HKP HK Parts
Now: $103.96Was: $129.95HKP Enhanced Buffer This buffer is the factory correct style PSG1 & MSG90 stock buffer found in all factory HK PSG1, MSG90 German stocks. The overall diameter is .80" Compatible With: HKHKP-01014Now: $103.96Was: $129.95 -
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 tHKP-19457$89.95 -
HK91, G3 Vinyl Magazine Pouch - Surplus
H&K Heckler & Koch
$4.95Green Vinyl Plastic Rubberized Double Magazine Pouch from Surplus for HK91 and HKG3 This mag pouch is German military surplus, and it is compatible wHKP-01941$4.95