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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Out Of Stock
HK33, HK53, HK93, AP53 Magazine - 30 Round - Translucent
MKE
$27.95MKE HK33, HK53, HK93, AP53 30 Round Translucent Magazine MKE-manufactured 30-round translucent magazine for HK33-pattern rifles. Built to military specifications with a reinforced polymer body for...HKP-21897$27.95 -
HK91, G3 Extractor
H&K Heckler & Koch
$13.95HK German HK G3, HK, 91 & PTR 91 .308 Extractor New HK German. The G3 is out of production and this small lot of new old stock extractors is available at the best price in the country. Fits all...HKP-00495$13.95 -
On Sale
HK VP9SK, P30SK Magazine Extension - Pinky Rest - +2
HKP HK Parts
$17.47 - $24.95HKP +2 HK VP9SK/P30SK Magazine Extension w/ Pinky Rest The mag extension also provides a pinky rest that is super well-balanced and rock-solid. Made in the USA from billeted aluminum. The +2 mag...HKP-21076-M$17.47 - $24.95 -
Out Of Stock
HK417, MR762 Magazine - 20 Round - RAL8000
H&K Heckler & Koch
$66.95Heckler and Koch 20 Round HK MR762 and HK417 7.62/.308 Magazine - RAL 8000 Genuine HK 20 round magazine. Factory fresh & hard to find. This is the highest magazine capacity available for the HK...HKP-18608$66.95 -
Out Of Stock
HK MP5K, SP89, SP5K Vertical Foregrip VFG - M-LOK Rail
H&K Heckler & Koch
$114.95H&K MP5K Vertical Grip VFG M-LOK Rail Factory HK VFG for the MP5K platform adapted by HKP for M-LOK compatibility. The perfect combination to install lights or lasers. M-LOK slots are integrated on...HKP-20957$114.95 -
On Sale
HK MP5, MP5K, SP89 MP5 Magazine - 9mm - 30 Round - Turkish Contract
Other
$27.97 - $40.46Turkish Contract 30 Round MP5 Magazine - NEW These newly imported 30-round, 9mm, steel magazines were manufactured by a Turkish contractor for military use.HKP-22274$27.97 - $40.46 -
HK MP5 Dual Battery Holder for Grip - Parts Storage
HKP HK Parts
$29.95HKP Pistol Grip Parts Storage Holder A must have item for storage of much needed 123 batteries for your gear such as optics, lasers, illuminators, etc. This HK grip plug will fit all Navy Style or...HKP-16468$29.95 -
HK VP9SK, P30SK Magazine - 15 Round - 9mm
H&K Heckler & Koch
$54.95H&K HK 15 Round VP9SK/P30SK 9mm Magazine New factory HK 15 round magazine for VP9SK & P30SK 9mm. HK's magazine is made to their specifications and tolerances using high quality materials that...HKP-20602-M$54.95 -
HK VP9, P30, HK45 Backstrap Clamping Pin
H&K Heckler & Koch
$5.95Dowel Pin Or Clamping Pin This HK roll pin is used to hold the backstrap in place. Compatible With: HK45HKP-01810$5.95 -
HK416, MR556 Buffer Spring - Enhanced
H&K Heckler & Koch
$19.95Heckler and Koch's Enhanced HK416 and HK416 Buffer Spring - HK German The HK MR556/416 buffer spring will also work with other AR-15 and M-16 rifles. It is a high-wear item and a must-have...HKP-00039$19.95 -
Out Of Stock
HK MP5 Chevron Front Sight - Gen 2 - Orange
Blitzkrieg Components
$56.99Blitzkrieg HK MP5 Chevron Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight provides a fast, bold sight picture with a sharp aiming point, designed for enhanced visibility and...HKP-20454$56.99 -
On Sale
HK MP5 Magazine - 30 Round - .40 S&W, 10mm - US
HKP HK Parts
Now: $39.97Was: $49.95HKP HK Parts 30 Round Magazine, US Made for HK MP5 40/10 HKP, US made 30 round magazine for MP5's chambered in .40 S&W, 10mm, .357 Sig, and 9x25 Dillon. Each magazine counts as 3 US made components...HKP-16456Now: $39.97Was: $49.95