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
HK417, MR762 Magazine - 5 Round
H&K Heckler & Koch
$78.95H&K 5 Round MR762/417 Magazine 5-round magazine for the MR762 and HK417. Compatible With: MR762 HK417HKP-22013$78.95 -
HK MR556 A4 Handguard - 13.4"
H&K Heckler & Koch
$299.99H&K HK MR556 A4 13.4" Handguard This handguard is expertly engineered for precision and adaptability, featuring a robust Picatinny rail at the 12 o'clock position that guarantees seamless mounting of optics and accessories. With M-LOK slots...HKP-21935$299.99 -
On Sale
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Turkish Contract - Seconds - Case of 55
Now: $1,096.95Was: $1,482.2555 Count Case of Turkish Contract 30 Round MP5 Magazine These Turkish military contract 30 round MP5 magazines are leftover "seconds" that HKP recently imported directly from Turkey. The magazines were manufactured by a Turkish contractor similar...HKP-21889Now: $1,096.95Was: $1,482.25 -
HK416, MR556 Takedown Pin - Front - A4 Style
H&K Heckler & Koch
$26.95H&K HK416, MR556 A4 Front Takedown Pin The HK416 front takedown pin is a German-made component designed to securely fasten the upper and lower receivers. Precision-machined for a proper fit, it ensures reliable function and serves as an ideal...HKP-21862$26.95 -
Holosun 510 Series Open Reflex Sight - Picatinny Mount
Holosun
$354.95Holosun 510 Series Open Reflex Sight - Universal Picatinny Mount The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum...HKP-21656-M$354.95 -
Picatinny 8" Stock with 1913 Folding Mech
JMAC Customs
$304.90 - $309.90JMac 8" Stock with 0.275" Cheek Rise - 1913 Attachment Feautures: New Integrated Rubber Buttpad 2x Integrated QD Sling Socket 8" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding mechanisms 7075...HKP-21241-M$304.90 - $309.90 -
HK UMP, USC Top Rail - Extended - Optics
HKP HK Parts
$59.95HKP HK UMP & HK USC Extended Top Rail For Optics Nearly an 1" longer than the standard length top rail for mounting any Picatinny mount optic. Made in the USA from 6061 aluminum and hard coat anodize in a beutiful black finish.HKP-21048$59.95 -
On Sale
HK USC , UMP Top Rail
Other
Now: $99.95Was: $149.95Top Rail - HK USC / UMP TommyBuilt anodized aluminum high rise top rail. Includes mounting hardware. Compatible With: HK UMP HK USC TMP UMP cloneHKP-20744Now: $99.95Was: $149.95 -
HK MP5, MP5K Flash Hider - 3-Lug - Titanium - 9mm
HKP HK Parts
$139.95HKP MP5 9mm Titanium Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found...HKP-20223$139.95 -
HK SL8 Complete Rear Sight
H&K Heckler & Koch
$99.95H&K HK SL8 Complete Rear Sight This item can be used on other applications as well as the SL8, G36 models.HKP-16354$99.95 -
HK G36 Bolt Group - Semi-Auto - Complete
GSG9
$799.95GSG9 - HK G36 Semi-Auto Bolt Group Compatible With: HK G36 HK G36K HK G36C This will not work with a HK SL8.HKP-18944$799.95 -
HK416, MR556, HK417, MR762 Brass Catcher
B&T Brugger & Thomet
$289.95B&T Picatinny Rail-Mount Brass Catcher This B&T brass catcher is quick and easy to install on to your factory picatinny mount equipped handguard. If your handguard does not have a picatinny rail to mount the brass catcher, you can simply...HKP-16899$289.95