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 MP5, SP5 Slimline Handguard - M-LOK
HKP HK Parts
$29.95HKP MP5, SP5 Slimline M-LOK Handguard Once a rare find after HK discontinued it, the classic slimline M-LOK handguard returns as a U.S-made update. This new version features a redesigned pattern for...HKP-21472$29.95 -
HK416, MR223 Barrel - 5.56 / .223 - 14.5" - Threaded 1/2x28 - A5 Style
HKP HK Parts
$588.95H&K 416 A5 Converted Barrel - Threaded 1/2x28 These barrels began as standard A3 style but have been precisely machined with an A5-style relief cut to fit HK416 & MR223 A5 uppers. Now, you can have a...HKP-21449$588.95 -
SL Magpul Housing Service
Magpul
$49.95 - $129.95SL Magpul Housing Service Our SL Magpul Housing conversion service can be preformed to convert a MP5 style magpul housing into a MP5K style housing. We can also convert them to be compatible with...HKP-20614-M$49.95 - $129.95 -
On Sale
HK SEF Skeletonized Binary Aluminum Selectors - For Left Hand Shooters
HKP HK Parts
Now: $44.59Was: $69.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum Skeletonized SEF skeletonized style selector lever set modeled after the HK style selector lever for the Franklin...HKP-20527Now: $44.59Was: $69.95 -
HK MP5K LS5 Trigger Group, Complete - Semi, Shelf
Lee Sporting
$549.95Lee Sporting LS5 Complete Trigger Group - MP5K Ergonomic upgrade to OEM grip. 4.3oz lighter than OEM trigger group. Housing made from MJF PA11 Nylon. Bespoke ejector lever CNC cut from 4140...HKP-20466$549.95 -
HK MP5K, SP89, Z-5P, Z-5K M4 Telescopic Stock
Choate
$239.95Choate M4 Telescopic Stock HK MP5K, SP89 and Zenith Models Z-5P, Z-5K The telescopic stock for the H&K MP5K and SP89 and Zenith Firearms models Z-5P and Z-5K replaces the existingHKP-19893$239.95 -
HK91, G3, PTR Clubfoot Stock - .308 Rifles - Green
Michaels Machines
$299.95US Michaels Machines Clubfoot Stock for HK G3, HK91, PTR-91 and Clones HK clubfoot stock comes fully assembled with both US and German HK parts. Includes:HKP-19667$299.95 -
Bore Boss Pull-Through Bore Cleaner - .40 S&W / .41
Real Avid
$10.95Real Avid Bore Boss Pull-Through Bore Cleaner - .40/.41 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready,...HKP-19411$10.95 -
HK P7 PSP, P7M8 Magazine Follower
H&K Heckler & Koch
$24.95HK P7 PSP/P7M8 Magazine Follower Compatible With: PSP P7M8HKP-01331$24.95 -
HK416, MR556 SS Firing Pin
HKP HK Parts
$29.95Firing Pin For HK 416 & MR556 Firearm - USA Made from hardened stainless steel and comes new in the white. Compatible With: HK416HKP-01756$29.95 -
Out Of Stock
HK G36 Catch
H&K Heckler & Koch
$14.95Heckler and Koch HK G36 Catch, Trip Lever for bolt catch contact on All G36 Lowers As the bolt carrier moves forward the bottom of the carrier contacts the releaser lever of the catch. The catch...HKP-01870$14.95 -
HK USC, SL8 Selector Lever - Left Side
H&K Heckler & Koch
$14.99Heckler and Koch Left Side Selector Lever for HK USC and HK SL8 .45 ACP, 5.56 / .223 HK German USC, SL8 left side selector lever 2 position 0,1 Safe, Semi only. Compatible With: <HKP-02506$14.99