HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK91, G3 Enhanced Trigger Group - Match
H&K Heckler & Koch
$649.95HK German 91, PTR, C308 Match Trigger Group - Enhanced New! HK German-made semi-auto trigger group comes in .308 caliber already clipped & pinned. With the trigger pack not only being converted to...HKP-18358$649.95 -
On Sale
HK MP5K Grip Frame Housing - 2 Positions S,F Pictogram - Clipped and Pinned - 9mm
PTR
Now: $101.97Was: $159.95PTR HK MP5K 9mm 2 Positions (S,F Pictogram) Grip Frame Housing - Clipped and Pinned This HK aftermarket trigger housing will accept all SEF style trigger packs. This is made by PTR 91 to exact HK...HKP-16443Now: $101.97Was: $159.95 -
HK MP5, HK94, SP5K Rear Sight Drum and Base
H&K Heckler & Koch
$109.95Heckler and Koch Rear Sight Drum and Base for HK MP5, HK94, and HK SP5K This is an HK German part that's a great upgrade for the SP5, SP5K, and SP89 or MP5K models. We highly suggest adding the...HKP-00073$109.95 -
HK MP5, HK90 Series Hammer Spring Bushing - Burst
H&K Heckler & Koch
$19.9990 Series Hammer Spring Bushing For Burst Trigger Packs This part will fit both two and three-round burst trigger packs.HKP-02398$19.99 -
HK MP5, SP5, MP5K, SP5K, AP5 Cocking Tube End Cap
MKE
$11.95MKE Cocking Tube End Cap for HK MP5, SP5, MP5K, SP5K, AP5 MKE steel cocking tube end cap for HK MP5, MP5K, and 90 series firearms. Made in Turkey, this factory-style part is perfect for replacement,...HKP-22867$11.95 -
HK MP5, HK90 Series Trigger Box - Full Auto SEF - USED
H&K Heckler & Koch
$89.95Heckler and Koch USED Full Auto SEF Trigger Box for the HK90 Series UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Used genuine HK full-auto trigger box for HK90 seriesHKP-22156$89.95 -
HK416 A5, MR556 A3 Barrel Nut
Nefarious Arms
$39.95Nefarious Arms HK MR556 A3/416 A5 Barrel Nut Whether replacing a barrel nut or sourcing the best parts for your build, the Nefarious MR556/416 barrel nut is an excellent option. Meticulously crafted...HKP-22082$39.95 -
On Sale
HK MP5 Dual Folding Stock with Adapter - 9mm
HKP HK Parts / Strike Industries
$203.97 - $319.95HKP HK Parts and Strike Industries 9mm Dual Folding Stock with Adapter for HK MP5 The Strike Industries Dual Folding Stock paired with the HKP MP5 picatinny adapter is one of the best options on...HKP-21768-M$203.97 - $319.95 -
Out Of StockOn Sale
HK SP5 Stock with HKP Adapter
HKP HK Parts / GSG9
Now: $189.95Was: $259.95GSG9 US Folding Stock with HK Parts Adapter for HK SP5 GSG9 US folding stock paired with an HK Parts SP5 adapter. Configured as a direct-fit stock assembly for the SP5 platform. Specifications:HKP-20662Now: $189.95Was: $259.95 -
Out Of Stock
HK G36, SL8 Handguard With Heat Shield
H&K Heckler & Koch
$115.99HK G36 & SL8 Forearm With Heat Shield New HK German G36 & HK SL8 handguard with heat shield & bipod attachment & sling loop point. A drop in part for your HK G36 or SL8 rifle.HKP-00271$115.99 -
Out Of Stock
HK USP Control Decock Only V4 Safety Lever
H&K Heckler & Koch
$49.95H&K HK USP Control Decock Only V4 Safety Lever Lever for left-handers to have the de-cocker (no safety) function. The control lever fits on the right side of the frame. Compatible With: HK USP...HKP-01417$49.95 -
HK 2 Round Count Burst Wheel for 4 Position Trigger Packs
H&K Heckler & Koch
$119.95H&K 2 Round Count Burst Wheel for 4 Position Trigger Packs This wheel can be used to convert a 0,1,3, F to a 2-round burst rather than a 3-round burst option.HKP-02488$119.95