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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Out Of Stock
HK Roller +8 - New - 8.08mm
HKP HK Parts
$8.99Roller +8 - New - 8.08mm HK Parts Standard (8.08 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2...HKP-19437$8.99 -
Out Of Stock
HK MP5K Vertical Foregrip - M-LOK Cantilever Rail - US
HKP HK Parts
$69.95HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail New VFG for the MP5K platform is now M-LOK compatible and comes pre attached with a Magpul M-LOK polymer cantilever rail. The perfect combination to...HKP-20738$69.95 -
HK UMP .45 ACP 15 Round Magazine
HKP HK Parts
$49.95UMP, SMG .45 ACP 15 Round Magazine - USA Compact 15 round magazine will fit all HK UMP .45 caliber carbines, SMG's as well as the USC-UMP .45 caliber converted firearms. Each magazine features, steel...HKP-17585-M$49.95 -
Out Of Stock
HK91, G3, PTR Magazine - 20 Round - Aluminum - Rheinmetall - Used
Rheinmetall
$12.95Rheinmetall HK G3, HK91, & PTR91 - 20 Round Magazine - Used Perfect for your HK G3/PTR style firearm. The G3 alloy mags were made for the German Army and are no longer in production. Once they are...HKP-21840$12.95 -
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Cerakote - Heckler and Koch
H&K Heckler & Koch
$85.95 - $95.95Heckler and Koch MP5, SP5, SP5K, MP5K 9mm 30 Round Curved Magazine Factory fresh Heckler and Koch 30 round, curved 9mm. When only the best will do. Each magazine starts life as a brand-new,...HKP-19979-M$85.95 - $95.95 -
HK MP5, SP5K, SP89, Optic Mount Bundle - Holosun Reflex X2
Holosun
$394.95Holosun X2 - Red 2 MOA Dot & 32 MOA Circle - Optic Mount - Bundle - HK MP5 Includes: (1) Holosun Reflex X2 MRS Red Solar (1) MP5 RMR Optic MountHKP-20735$394.95 -
HK MP5SD Barrel Shroud - Enhanced
HKP HK Parts
$129.95HKP MP5SD weldable suppressor shroud for HK MP5 SD builds The HKP SD shroud is fully de-burred with the handguard attachment lugs being machined in from the outset, not welded, which is commonly...HKP-15701$129.95 -
On Sale
HK MP5, MP5K Optic Mount - Aimpoint ACRO P-1, P-2
HKP HK Parts
$63.08 - $98.95HKP HK MP5, MP5K Aimpoint ACRO P1, P2 Optic Mount The HK Parts Aimpoint ACRO low-profile mount is perfect for shooters seeking a minimalistic mount with an absolute co-witness. Crafted in the US...HKP-21229-M$63.08 - $98.95 -
HK MP5, MP5K Thread Protector - 9mm - 1/2x28 RH
HKP HK Parts
$14.95HKP/H&K MP5/K 9mm Thread Protector - Threaded 1/2x28 RH This US-made thread protector is specifically designed for HK MP5, MP5K, and threaded barrel applications. Ideal for MP5, MP5-N, and MP5K-N...HKP-16883$14.95 -
HK91, G3 Rear Sight Assembly
H&K Heckler & Koch
$39.95HK German G3, 91, PTR Rear Sight Assembly Complete - HK German factory rear sight assembly with all hardware included. We offer the new HK sights at the BEST price in the country. Each set comes...HKP-18163$39.95 -
HK23, HK21, HK11, MG3 Ammunition Belt Starter Tab
H&K Heckler & Koch
$5.95H&K HK21/MG3 Ammo Belt Starter Tab - 7.62x51/.308 Starter tabs for HK21 and MG3 belt-fed rifles. Compatible With: HK 23/21/11HKP-21439$5.95 -
HK MP5K Vertical Foregrip - M-LOK 3 Slot Rail
H&K Heckler & Koch
$128.95H&K / Magpul HK MP5K VFG w/Magpul 3 Slot M-LOK Rail New German HK VFG for the MP5K platform is now M-LOK compatible and comes pre attached with a Magpul M-LOK 3 slot Rail. The perfect combination to...HKP-20956$128.95