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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On Sale
HK90 Series S1 Curved Trigger - Skeletonized
HKP HK Parts
Now: $54.95Was: $68.95HKP 90 Series S1 Curved Trigger - Skeletonized - USA The HK Parts Skeletonized S1 curved 90 series trigger is expertly engineered for exceptional performance and reliability. It fits all 0, 1, SEF, and Navy style trigger packs effortlessly. Due to its...HKP-22180-MNow: $54.95Was: $68.95 -
On Sale
M-LOK Foregrip - Skeleton
JMAC Customs
Now: $80.95Was: $89.95JMAC Universal M-LOK Skeleton Forward Grip Can be used as a forward grip or a handstop! Features: Reversible and Lightweight M-LOK Compatible (Requires 2 slots) Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat...HKP-21240Now: $80.95Was: $89.95 -
Out Of Stock
B&T APC9, APC10, APC45 Telescopic Stock Buttpad
B&T Brugger & Thomet
$165.00B&T APC9, APC10, APC45 Telescopic Stock Buttpad B&T telescopic stock replacement buttpad. Can also be used to convert a B&T telescopic brace to a stock. Compatible With: B&T APC9, APC10, APC45 B&T APC223,...HKP-19968$165.00 -
On Sale
HK VP9 Optic Plate #6 - Sig Romeo 1 - Red Dot Pistol Mount
HKP HK Parts
Now: $35.95Was: $44.95HK VP9 Series Optics Plate #6 - Sig Romeo 1 - Optic Mount - Steel The finest all steel mounting solution for your HK VP9 Series Optic Ready model.New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of ordnance...HKP-19545Now: $35.95Was: $44.95 -
On Sale
HK VP9SK Tactical Barrel - 9mm - Threaded 13.5x1 LH
RCM
Now: $190.95Was: $225.00RCM HK VP9SK 9mm Tactical Barrel - Threaded 13.5x1 LH Each VPSK Tactical barrel is machined from ordnance grade steel, heat treated then nitrided inside and out. This is the finest threaded replacement barrel for the HK VP9SK 9mm pistol, ideal as...HKP-19262Now: $190.95Was: $225.00 -
HK G36, G36K, G36C Bolt Head, Complete - Rare
H&K Heckler & Koch
$599.95Heckler and Koch HK G36, G36K, G36C Complete Bolt Head Rare new German HK bolt head for the G36, G36K, and G36C. This is the correct factory bolt head needed when converting the SL8 to use double-stack G36 magazines. The assembly comes complete with all...HKP-00636$599.95 -
On Sale
HK P30 Compensator - Quick Detach
HKP HK Parts
Now: $99.95Was: $199.95HK P30, P30S - Quick Detach Comp Weight™ - 9mm & .40 Cal - Steel Version Easy on, easy off - Quick Detach technology The perfect addition to your HK P30 firearm with our low profile, aggressive Comp Weight™ that flows with the lines of...HKP-18469Now: $99.95Was: $199.95 -
HK MP5, MP5K Rear Sight Base - MIM and Machined
H&K Heckler & Koch
$14.95Heckler and Koch Rear Sight Base - Weldment for HK MP5 and HK MP5K New HK MP5, MP5K 17-4 Stainless H900 rear sight base. The most correct MP5, MP5K rear sight base available. The only factory correct sight base with the factory HK German side axis...HKP-19705$14.95 -
HK45, HK45 Compact Left Side Safety Lever
H&K Heckler & Koch
$29.95HK 45/45C Left Side Safety Lever This control lever is for those who are right-handed and want the control lever on the left-hand side of the frame. This is the V1 selector with a decocking function and safety...HKP-01770$29.95 -
HK P7 PSP Magazine - 8 Round - 9mm
H&K Heckler & Koch
$78.95Heckler and Koch 8 Round 9mm Magazine in Black for HK P7 PSP There are multiple versions of the P7 pistols and magazines. The original pistols were called HK PSP; later, they were renamed P7 PSP and P7. When HK brought the P7 into the US a new version...HKP-00322$78.95 -
HK Mark 23 Recoil Rod and Spring - Complete Assembly
H&K Heckler & Koch
$169.95HK Mark 23 Complete Rod Assembly w/ Recoil Spring This part is ideal to keep as a spare as this is a common repair and replacement item.HKP-01671$169.95 -
On Sale
HK G36, SL8 Extractor
USA
Now: $39.95Was: $67.95G36 & HK SL8 Extractor For Bolt Head Compatible With: All G36 variants SL8-1, SL8-6HKP-18882Now: $39.95Was: $67.95