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 Receiver Flat Bending Jig Set - Billet Aluminum
HKP HK Parts
$449.95Flat Bending Jig Set For All HK Style Flats - Billeted - Aluminum Aluminum billeted universal flat bending jig for all HK receiver flats including PTR .308 flats and the PTR/LSC flats. Each bending...HKP-19583$449.95 -
Out Of Stock
HKP 3-Lug Adapter Wrench
HKP HK Parts
$28.95HKP 3 Lug Adapter Wrench HK 3-Lug adapter tool that slides over the male end of the 3-lug adapters commonly used on threaded barrel applications for the addition of suppressors, flash hiders,...HKP-18240$28.95 -
Uzi Top Cover Complete - Surplus
IMI
$24.95Uzi Top Cover Complete - Surplus IMI Uzi SMG top cover surplus. Perfect working condition.HKP-19988$24.95 -
On Sale
HK MP5 Folding Stock - 9mm
B&T Brugger & Thomet
Now: $276.25Was: $325.00B&T MP5 Folding Stock - 9mm - For All MP5 Full Size Variants Swiss-made B&T folding stock for the MP5 & HK94. This is a military-grade stock as supplied by B&T to HK Germany. B&T Switzerland haHKP-00460Now: $276.25Was: $325.00 -
HK VP9, P30 Magazine Spring
H&K Heckler & Koch
$6.95HK VP9, VP40 & P30, P30S & P30L - Magazine Spring A must-have replacement item as magazine springs should be replaced regularly as this is a consumable part and is prone to wear and tear. Compatible...HKP-01613$6.95 -
HK91, G3, HK33, HK93 Grip for Metal Frames - Surplus
H&K Heckler & Koch
$7.95H&K HK G3, HK 91 Grip for Metal Frames - Surplus Used in surplus condition. Each item is used in good shape and will clean up nicely with a little bit of TLC and some attention. AHKP-16207$7.95 -
HK45, HK45C, USPC Magazine Floorplate - .45 ACP
H&K Heckler & Koch
$23.95H&K HK USPC/45/45C Magazine Floor Plate Ideal for use for concealed carry or a lower profile on the magazine footprint. New HK German manufacture. Compatible With:HKP-01123$23.95 -
On Sale
HK UMP, USC Picatinny Rail Screw
Now: $0.64Was: $0.75HK UMP/USC (.40 S&W/.45 ACP/9mm) Picatinny Rail Screw Good spares to have on hand as screws can get damaged or lost.HKP-16562Now: $0.64Was: $0.75 -
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 5 Pack
Zenith
$184.9530 Round Magazine - Zenith - MP5, MP5K - 5 Pack Features: Durable electro-plated black finish for exceptional corrosion resistance All steel construction RouHKP-20672$184.95 -
On Sale
HK Contract 3 Point Sling - OD Green
H&K Heckler & Koch
Now: $39.71Was: $52.95HK Contract 3 Point Sling - OD Green HK contract 3 point sling NIW. This is the best valued HK 3 point sling available for the HK 90 series of firearms. HK Green in color.HKP-19184Now: $39.71Was: $52.95 -
HK Trip Lever- Friction - Used - Surplus
H&K Heckler & Koch
$3.74H&K Trip Lever- Friction - Used - Surplus HK German trip lever for HK F/A or registered sear trigger packs in used surplus condition. This is the older friction style trigger pack found on older HK...HKP-17760$3.74 -
HK Pistol O-Ring - .40 S&W Green
H&K Heckler & Koch
$4.95O-ring for .40 caliber barrels Features: Original green color no longer in production Same high-temperature rubber as the newer black O-riHKP-01985$4.95