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 Sling Hardware
H&K Heckler & Koch
$4.95HK German Sling Hardware New Old Stock Slider and sling tension adjuster for HK style slings and other sling applications. Steel manufacture.HKP-19367$4.95 -
HK UMP, USC Stock Block B - Push Pin Style
HDPS
$209.95New Latest Production HDPS HK USC/UMP Stock Block -B Pin Style For use with all HK UMP factory or US-made folding stocks. Each unit comes with a new push-pin design. This is a required part of the HK...HKP-00773$209.95 -
Out Of Stock
HK21 FMP Parts Kit, 7.62x51
FMP HK CONTRACT
$2,189.95H&K HK21 FMP Parts Kit, 7.62x51 Seize your opportunity to secure a piece of history! These HK21 parts kits were manufactured by the Portuguese government under license from HK using HK's tooling,...HKP-21393$2,189.95 -
HK MP5 A2 Buttstock - .22 LR
HKP HK Parts / Heckler & Koch
$179.95HKP and Heckler and Koch .22 LR A2 Stock for HK MP5 Upgrade your HK MP5 .22 rifle with the precision-engineered A2 fixed stock from Heckler and Koch and HK Parts. Designed specifically for the .22...HKP-21937-M$179.95 -
HK21 Recoil Spring
H&K Heckler & Koch
$79.95H&K HK21 (7.62x51/.308) Recoil Spring New HK Factory HK21 triple braided recoil spring. Compatible with early HK21's manufactured by HK and FMP. The 21E requires a different spring.HKP-00238$79.95 -
Ambi Trigger Pack - Semi Auto - 9mm - US Made 922r Parts
HKP HK Parts
$309.95HKP 9mm Ambidextrous US Made Trigger Pack - 4 U.S. 922r Parts HK MP5/94 9mm Semi-Auto Trigger Pack Complete. Assembled and ready install on your firearm.HKP-18269$309.95 -
HK MR556, MR762 A4 Safety Lever - Right
H&K Heckler & Koch
$13.95H&K MR556/MR762 A4 Safety Lever - Right H&K factory right-side selector lever for MR-series ambidextrous safety systems.HKP-21966$13.95 -
Out Of Stock
HK G36, G36K Folding Stock
GSG9
$115.00GSG9 Full Length Stock for HK G36 HK G36 10.5" Stock complete for G36 firearms. The G36, G36K stock is the longest stock option for the G36 family of firearms. For those that would like a shorter...HKP-18219$115.00 -
Out Of Stock
HK UMP, USC Recoil Buffer - Heckler and Koch
H&K Heckler & Koch
$9.95HK German USC & UMP Recoil Buffer Replaceable spare lower housing or buffer for buffer housings. This is a high wear and replacement item and a must-have for spare parts. Compatible With:HKP-00594$9.95 -
HK91, G3 Barrel Chamber Flute Cleaning Brush
H&K Heckler & Koch
$25.95Heckler and Koch New Chamber Flute Brush for HK91 and HK G3 7.62x51 / .308 This brush is a must-have for cleaning the chamber flutes on a HKG3 or HK91-style firHKP-00500$25.95 -
HK91, G3 20 Round Magazines - Shooter Value - 36 Pack - Alloy
H&K Heckler & Koch
$244.95HK 91, G3, PTR Shooter Pack - 36 Pack of 20 Round Alloy Magazines Compatible With: HK G3 HK91 PTR Century ArmHKP-16905$244.95 -
HK90 Series Trigger - Used
H&K Heckler & Koch
$14.95H&K 90 Series Trigger-Used German 90 series surplus trigger in used condition taken from demilled HK German G3 firearms. Compatible With: HKHKP-17920$14.95