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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Lee Sporting LS5 HK MP5 Complete Trigger Group- Flat Trigger Semi-shelf
Lee Sporting / Magpul
$549.95Lee Sporting Complete Trigger Group - MP5 - Flat Trigger Semi-shelf The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger...HKP-20483$549.95 -
HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included
SB Tactical
$294.95SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for your MP5, SP5...HKP-19928$294.95 -
HK45 Thread Protector - Threaded .578x28 RH
USA
$24.95HK45 .45 ACP Thread Protector - Threaded .578x28 RH Made in the USA, HK45 .45 ACP thread protector, for full size & compact barrels with a 578x28 RH. Made from stainless steel with a nitride finished. Specifications: Made in the USA Stainless...HKP-19891$24.95 -
HK417, MR762 Cam Pin
H&K Heckler & Koch
$64.95H&K HK MR762/HK417 Cam Pin Compatible With: HK MR762 HK 417HKP-16844$64.95 -
HK45, HK UMP Flash Hider - 4 Prong - Threaded 16x1 - Left Hand
HKP HK Parts
$74.95HK Parts 4 Prong Flash Hider .45 ACP Threaded 16x1 LH Designed for all HK German .45 ACP threaded barrels, including full size and compact models. Made from heat treated ordnance grade steel with a melonite finish, it offers superior corrosion and...HKP-01017$74.95 -
HK416, MR556 Barrel Mandrel Tool
HKP HK Parts
$169.95HKP HK MR556/416 Barrel Mandrel Tool US Made - HK 416, MR556 Barrel Mandrel Tool.HKP-19059$169.95 -
HK G36 Optical Sight Eye Cap - Dual and Single - Rubber
H&K Heckler & Koch
$10.95HK G36 Rubber Eye Cap for Dual and Single Optic New HK German rubber to replace the worn or missing eye piece cap on all dual or single optics found on the G36 or SL8 rifles.HKP-16385$10.95 -
HK G36 Hammer Spring - Left Side
H&K Heckler & Koch
$8.95HK G36 Left Side Lower Hammer SpringHKP-01856$8.95 -
HK G36, SL8 Cocking Handle Spring
H&K Heckler & Koch
$10.95HK German G36 Cocking Handle Spring - All Variants Compatible With: G36 - all variants SL8 - all variantsHKP-01862$10.95 -
HK UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - Safe/Fire
$8.95HK Ratched Wheel, Notched Disk G36, SL8 0,1 (Safe & Fire) Only Compatible With: HK UMP HK USC HK G36 HK SL8 (0,1 or S,F only)HKP-19070$8.95 -
HK UMP, USC Bolt Catch Spring
H&K Heckler & Koch
$8.95HK UMP & USC Bolt Catch Spring Compatible With: HK UMP HK USCHKP-01900$8.95 -
Out Of Stock
HK 21 (7.62x51/.308) Feed Mechanism Pawl
H&K Heckler & Koch
$69.95HK 21E & M13 Feed Mechanism PawlHKP-02071$69.95