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
-
HK VP40, HK P30 Series Magazine - 22 Round - .40 S&W - Red
H&K Heckler & Koch
$99.95Heckler and Koch 22 Round .40 S&W Red Magazine for HK VP40, HK VP40 Tactical, HK P30, HK P30L, and HK P30S HK Parts +10 magazine extension coupled with a 13 round 40 caliber factory German magazine...HKP-20184$99.95 -
Thread Protector - 9mm - 13.5x1 LH - Titanium
HKP HK Parts
$29.95HKP 9mm Titanium Thread Protector - Threaded 13.5x1 LH This billet-machined titanium thread protector with a DLC finish fits all 13.5x1 LH-threaded barrels. Its unique design covers and protects...HKP-19724$29.95 -
HK VP9, VP40 Grip Panel Right Side - Medium
H&K Heckler & Koch
$17.95H&K VP9, VP40 Grip Panel Right Side - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. CompatiblHKP-16809$17.95 -
Out Of Stock
HK USP Magazine Housing - .45 ACP - 12 Round
H&K Heckler & Koch
$49.95H&K 12 Round HK USP .45 ACP Magazine Housing New HK German USP 45 12 Round Magazine Housing. Compatible With: HK USP .45 Full-Size pistolsHKP-16542$49.95
HK45 Series, USP Series Slide Plate
H&K Heckler & Koch
$9.95H&K HK USP Series/45 Series Slide Plate Compatible With: HK USP 9mm, USP .40 HK USP .45HKP-01177$9.95Out Of Stock
HK45 Series, USP, USPC Complete Sear
H&K Heckler & Koch
$43.95Complete Sear Compatible With: HK USP Full-Size 9mm, .40 & 45 HK USP Compact 9mm, .40 & 45HKP-01173$43.95Out Of Stock
HK UMP, USC, G36, SL8 Sear - 9mm, .40 S&W, .45 ACP, 5.56 / .223
HKP HK Parts
$49.95Sear For The HK UMP, USC, G36, & SL8 - USA CNC machined from aircraft grade aluminum that is hard coat anodized that will last much longer than the factory HK part that's made with plastic. This part...HKP-01847$49.95
HK UMP Gunsmithing Bench Mat
HKP HK Parts
$24.95HK UMP, USC Bench Mat, Gunsmithing Mat Our HK USC and HK UMP bench mat is the perfect cleaning and repair mat designed specifically for your Heckler and Koch models. Have fun and learn while you work...hkp-17617$24.95
HK51, PTR PDW Folding Stock
Choate
$228.95Choate PTR PDW (7.62x39) & (7.62x51 /.308) Folding Stock New HK Choate side folding stock complete with sling swivel, new German HK backplate, and ready to drop on your favorite HK rifle. No gunsmith...HKP-14348$228.95Out Of Stock
HK MP5 Bolt Catch Lever - .40 S&W, 10mm
H&K Heckler & Koch
$74.95H&K Heckler & Koch Bolt Hold Open Lever - German HK - New for MP5 40, MP5 10 A great upgrade for the out-of-spec and sub-par quality part found on clone builds.HKP-01471$74.95On Sale
HK MP5 SP5K, SP89, G3, HK91, HK33, HK53, HK93 Rail Riser - Picatinny
MFI
Now: $22.46Was: $44.95MFI Picatinny Rail Riser For Scope MFI Picatinny rail riser to elevate your optic by 18.8mm (.740"). This see-through riser allows a full view through the factory iron sights. This unit is similar to...HKP-00899Now: $22.46Was: $44.95
HK34 Cocking Tube
HKP HK Parts
$159.95HKP HK34 Cocking Tube HK34 Length Cocking Tube. Made in the USA from German & US made components. Each unit comes as pictured with the MP5/94 style locking location and hanger installed. The HK34...HKP-16444$159.95