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 VP9 Magazine - 9mm - 22 Round
Strike Industries
$69.95Strike Industries 22 Round HK VP9 9mm Magazine Strike Industries +5 magazine extension coupled with a 17 round factory German magazine body adds 5 additional rounds total for a fully assembled 22 round HK VP9. Each mag comes fully assembled and...HKP-19608$69.95 -
HK USP Extractor - Full Size - 9mm, .40 S&W
H&K Heckler & Koch
$54.95Heckler and Koch 9mm and .40 S&W Extractor for Full Size HK USP New HK German. A great spare and replacement item for your USP 9mm or USP .40 pistol. Compatible With: USP USP Tactical USP Expert USP EliteHKP-00324$54.95 -
HK91, G3, HK33, HK53, HK93 Wood Stock Buttpad - Rubber - Enhanced
HKP HK Parts
$29.95Butt Pad For Wooden Stocks - Enhanced Rubberized Buttpad The enhanced rubberized butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This buttpad provides a softer rubberized surface for...HKP-17667$29.95 -
HK53 Locking Piece #15 - 65 Degree
RCM
$49.95RCM HK 53 Locking Piece #15 - 65 Degree The #15 LP is the correct locking piece for the HK53 and several other custom-build applications. The locking piece is the timing mechanism that a delayed roller lock firearm uses to tell...HKP-02524$49.95 -
HK 3 Point Green Sling-Used-Surplus
H&K Heckler & Koch
$55.00H&K 3 Point Green Sling-Used-Surplus German military surplus 3 point sling in good condition. Used but 100% operational and a great value for the money.HKP-16273$55.00 -
HK VP9K Magazine, Complete - 20 Round
HKP HK Parts
$78.95HKP HK Parts 20 Round 9mm Complete Magazine for HK VP9A1 K This fully assembled 20-round magazine for the HK VP9A1 K combines a factory German 15-round magazine body with the HK Parts +5 magazine extension. Perfect for competitive shooters or anyone...HKP-21974-M$78.95 -
HK MP5 A2 Buttstock - .22 LR
HKP HK Parts / Heckler & Koch
$179.95HKP and Heckler and Koch .22 LR A2 Stock for HK MP5 Upgrade your HK MP5 .22 rifle with the precision-engineered A2 fixed stock from Heckler and Koch and HK Parts. Designed specifically for the .22 LR, this stock provides a solid, stable shooting...HKP-21937-M$179.95 -
HK VP9 Magwell - EDC - Steel
HKP HK Parts
$79.95HKP HK VP9 Steel EDC Tactical Magwell Our newest and greatest EDC magwell was redesigned for a much faster and reliable mag reloads. With a much greater funneled area it guides you to the correct position every time resulting in no-look magazine...HKP-21410$79.95 -
HK MP5 Trigger Pack - 9mm - Complete - Full Auto - Hammer XX - Roller Sear
H&K Heckler & Koch
$499.95H&K MP5/K 9mm Full Auto Complete Trigger Pack This factory HK German MP5 9mm full auto trigger pack is offered as it was originally configured by HK Germany. It has been carefully preserved from a demilled 1980s production MP5 and comes complete with...HKP-19342$499.95 -
HK VP9, P30 +15 Magazine Extension
HKP HK Parts
$22.95 - $29.95HKP HK VP9/P30 +15 Magazine Extension The HK Parts manufactured HK pistol mag extension allows the user to convert existing VP9, P30, P2000, & USPC magazines to an enhanced magazine capacity. Each mag extension is made from next-generation enhanced...HKP-16857-M$22.95 - $29.95 -
HK G36 Magwell - 10, 30, 100 Round
GSG9
$58.95GSG9 HK G36 Magwell Allows use of all factory G36 & Magpul G36 magazines. Fits all 30 round, 10 round & 100 round magazines & drums. Made from high impact polymer. Compatible With: HK G36 HK G36K HK G36C Clones or other customer buildsHKP-18220$58.95 -
HK91, G3 Bolt Locking Lever Set
H&K Heckler & Koch
$24.95HK91, G3, & PTR-91 .308 HK Bolt Carrier Bolt Locking Lever Set This is the bolt carrier locking lever set that retains the bolt head to the carrier. Each Locking Lever Set Includes: 7.62 locking lever Locking lever axle...HKP-02683$24.95