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 MP5K 9mm Semi Auto SF style Trigger Group Complete
USA
$449.95H&K MP5K 9mm Semi Auto SF style Trigger Group Complete Each unit is composed of German HK & the finest US made HK Parts. This lower is ready to drop on your semi auto HK firearm. Comes complete with the US made parts already installed, 3rd gen...HKP-19936$449.95 -
HK UMP Demilled Extended Rear Receiver Section
H&K Heckler & Koch
$999.95HK German Factory UMP Receiver Section - Extended Demilled factory HK UMP rear receiver section perfect for a USC-UMP conversion. With the folding stock attachment point intact right in front of the ejection port, this extended receiver section is...HKP-19798$999.95 -
On Sale
AK Binary Trigger - Curved - BFSIII - 9mm
FA Franklin Armory
Now: $485.99Was: $534.95Franklin Armory BFSIII® AK-C1 for the AK Platform - 9mm The Binary Firing System GEN 3 (BFSIII) is a 3-position trigger. In position 3 it fires one round on pull and one round on release, making this trigger ideal for both tactical and competition...HKP-19730Now: $485.99Was: $534.95 -
HK MR762 Drop Safety Catch
H&K Heckler & Koch
$19.95H&K HK MR762 Drop Safety Catch Compatible With: HK MR762HKP-16615$19.95 -
HK417, MR762 Rear Sight Drum
HKP HK Parts
$29.95HKP HK MR762 & HK 417 Rear Sight Drum Made in the USA.HKP-17776$29.95 -
HK417, MR762 Hammer Axle
H&K Heckler & Koch
$13.95H&K HK MR762/417 Hammer Axle Compatible With: HK MR762 HK 417HKP-16622$13.95 -
HK MR556, MR762 Fixed Tactical Sling Adapter
H&K Heckler & Koch
$86.95HK MR556 & MR762 Factory Sling Adapter - Fixed Factory HK German design & the finest design available & made to last. New HK manufactured part to allow the factory HK416, MR762 slings to fit & work on the MR556, MR762 as this adds...HKP-17553$86.95 -
HK416, HK417 Buttstock Release Lever
H&K Heckler & Koch
$21.95HK 416 & 417 Buttstock Release LeverHKP-18948$21.95 -
On Sale
HK 416 .22LR Crux KeyMod 9" Handguard
Strike Industries
Now: $159.95Was: $249.95CRUX KeyMod Handguard for HK416 .22 LR - 9 Inch Lightweight 9-inch KeyMod handguard designed for HK416, MR556, and 416 .22 platforms. This rail system reduces overall front-end weight compared to the factory assembly while providing accessory mounting...HKP-17347Now: $159.95Was: $249.95 -
Out Of Stock
HK UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - 3 Position
H&K Heckler & Koch
$0.00HK Ratched Wheel Notched Disk For 3 Position Lowers Compatible With: HK G36 HK UMPHKP-01854$0.00 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - Incomplete
H&K Heckler & Koch
$49.95H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight - IncompleteHKP-16372$49.95 -
Out Of Stock
HK UMP Barrel - 9mm - 16.5 Inch
Michaels Machines
$549.95MM HK UMP (9mm) Barrel - 16.5 Inch Fluted just like the factory HK barrels with 16 flutes.HKP-02282$549.95