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 G36, SL8 Handguard - Side, Bottom Mounting
H&K Heckler & Koch
$279.95HK German G36 & HK SL8 Forearm With Rail Mounting Points Newer style that has the hard mounting points for the side and bottom rails. HK Black In Color. Compatible with all HK SL8's & G36E's models.HKP-01420$279.95 -
On Sale
HK G36C, SL8 Flash Hider - 4 Prong - Threaded 15x1 RH
GSG9
Now: $68.95Was: $86.95GSG9 4 Prong Flash Hider - 15x1 RH Finest quality 4-prong flash hider that is threaded 15x1 right-hand twist (factory HK thread pitch). Perfect for the SL8, G36C, or other type of HK conversion. It also counts as one US-made part for 922R compliance...HKP-00631Now: $68.95Was: $86.95 -
On Sale
B&T TP9, MP9 Folding Stock Locking Bar
B&T Brugger & Thomet
Now: $15.95Was: $19.95B&T TP9 and MP9 Locking Bar Folding Stock Locking Bar for Swiss B&T manufactured Tactical Folding Stock for the TP9 and MP9. Compatible With: B&T TP9 B&T MP9HKP-17302Now: $15.95Was: $19.95 -
HK VP9SK Grip Panel Right Side - Small - OD Green
H&K Heckler & Koch
$19.95H&K VP9SK Right Side Grip Panel - Small - OD Green New HK German manufactured. Right side small Size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18956$19.95 -
HK VP9SK Grip Panel Left Side - Medium
H&K Heckler & Koch
$19.95H&K VP9SK Left Side Grip Panel - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18298$19.95 -
HK VP9SK Grip Panel Left Side - Small - OD Green
H&K Heckler & Koch
$19.95H&K VP9SK Left Side Grip Panel - Small - OD Green New HK German manufactured. Left side small size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SKHKP-18957$19.95 -
HK VP9SK Grip Panel Right Side - Small - FDE
H&K Heckler & Koch
$16.95Heckler and Koch VP9SK Right Side Grip Panel - Small - FDE HK German manufactured. Right side small size perfect for spare or for custom stippling projects. Drop in part for your HK VPSK pistol. Compatible With: VP9SKHKP-18973$16.95 -
Picatinny Rail Segment - 3.25" - Polymer
H&K Heckler & Koch
$59.95HK Universal Polymer Rail With Screws for the G36E, SL8, USC, UMP HK German manufacture. New universal picatinny rail for forward section or forearm. Compatible With: G36E SL8 USC UMP All variants Specifications: Length: 3.25"hkp-18489$59.95 -
On Sale
HK MP5, HK94, HK33, HK53, HK93 MOE SL-S Stock
Magpul
Now: $134.95Was: $234.95Magpul MOE SL-S- HK MP5, HK94, HK33, HK53, HK93 Magpul MOE SL-S MP5, HK 94 complete stock ready to drop in. Great option for those looking for different length options. The sleek profile, dual-side release latches, and waterproof battery tubes make...HKP-20488Now: $134.95Was: $234.95 -
On Sale
HK MP5, MP5K Trigger Pack - 9mm - Ambi 0,1 - 5-6lb Trigger Pull
HKP HK Parts
Now: $431.95Was: $539.95HKP/H&K MP5/MP5K 9mm 2 Position 0,1 Ambidextrous Trigger Pack Our enhanced trigger packs begin as full auto packs and are professionally converted to BATFE specifications, ensuring compliance and quality. These trigger packs are machined to achieve a...HKP-20313Now: $431.95Was: $539.95 -
On Sale
HK P30 Grip Wrap for Medium Backstraps - Rubber
Talon Grip
Now: $17.95Was: $19.99TALON Grip - H&K P30 - Rubber Black - Medium Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy...HKP-20252Now: $17.95Was: $19.99 -
Out Of StockOn Sale
HK MP5 Gen 1 Handguard Weapon Light - Used
B&T Brugger & Thomet
Now: $244.95Was: $399.95B&T HK MP5 Gen 1 Handguard Weapon Light - Used B&T model TL99 LED light handguard for HK MP5, 94 models. Each unit handguard is built with the integrated tactical light. Specifications: High intensity torch light Focused beam 2 additional rail...HKP-19606Now: $244.95Was: $399.95