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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HK SP5K Bolt Group - Suppressed - Full Auto - Spec
RCM
$409.95RCM HK SP5K Spec Suppressed Bolt Group- Full Auto The RCM SP5K Suppressed bolt group is expertly engineered for operating in full auto while suppressed. Although designed as a full-auto bolt group, it also functions perfectly in semi-auto receivers. This...HKP-22323$409.95 -
HK Screwdriver for Adjustable Rear Sight
H&K Heckler & Koch
$9.95Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.HKP-21981$9.95 -
HK MP5/SP5 Universal SEF Housing - Like New
H&K Heckler & Koch
$149.95H&K MP5/SP5 SEF Universal Housing - Clipped & Pinned - Like New The ultimate solution for MP5 and SP5 style receivers, this universal trigger housing simplifies swapping between receivers. German HK-manufactured, it allows you to easily transfer...HKP-21779$149.95 -
HK416 Barrel Multi Tool
Nefarious Arms
$124.95Nefarious Arms HK 416 Barrel Installation and Multi Tool HK416 multitool patterned off a genuine HK 416 wrench with added features. Use with a traditional 1/2″ torque wrench or the plug-and-socket style torque wrench that utilizes the ball...HKP-21487$124.95 -
HK MP5, MP5K/SP5K 10 Round Magazine - RAL8000
H&K Heckler & Koch
$97.95H&K MP5/MP5K/SP5K 10 Round Magazine - RAL 8K Heckler & Koch factory magazine. We now take this factory magazine and cerakote it with the ultra desirable RAL 8000 color for those looking to customize their build. 10 round magazine making it ideal...HKP-21441$97.95 -
HK MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin
H&K Heckler & Koch
$349.95H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - 9mm This is a factory German push pin style housing. HK marked and new latest factory fresh production. Specifications: 3 Position Pictogram Markings: 0,1,F Navy...HKP-17143$349.95 -
HK MP5 Stock or Brace Adapter
HKP HK Parts
$149.95HKP MP5 Brace/Stock Adapter Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your valuable firearm...HKP-20677$149.95 -
HK416, MR556 Handguard - 10.5" - M-LOK
Geissele
$472.00HK416 Super Modular Rail MK15 M-LOK - 10.5" The Super Modular Rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity...HKP-19990$472.00 -
Out Of Stock
HK45 Thread Protector - .578x28 RH - Knurled
HKP HK Parts
$14.95HKP HK Parts HK45 Thread Protector - Threaded .578x28 RH - .45 ACP The new US-made .45 ACP tactical thread protector, the cap fits all HK45 full size & compact barrels threaded .578x28 RH thread. A must-have item to protect your threaded barrels,...HKP-17623$14.95 -
Out Of Stock
HK33, HK93 Handguard - M-LOK
MI Midwest Industries
$175.95MI HK93/33 M-LOK Handguard Brand new Midwest Industries M-LOK handguard for your HK93, HK33, G3K or similar clone. This is also the correct forearm to use on PTR models that use a shorter 9" length or carbine length forearm. Features: Made in the USA,...HKP-18440$175.95 -
HK 416 (5.56/.223) Compensator Flash Hider - Threaded 1/2x28
H&K Heckler & Koch
$39.95H&K (5.56/.223) Compensator Flash Hider - Threaded 1/2x28 Threaded 1/2x28 for use on all HK 416, MR556 and other AR style applications. Compatible With: HK 416/MR556/MR223 HK G36/SL8 B&T APC223 AR-15/M16 5.56/.223 firearms threaded 1/2x28HKP-16926$39.95 -
HK MP7, G36 Firing Pin Bolt O-Ring
H&K Heckler & Koch
$9.95HK G36 & MP7 Firing Pin - Bolt O-Ring Compatible With: HK G36 HK MP7HKP-01858$9.95