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 G36C, SL8 Flash Hider
H&K Heckler & Koch
$165.99H&K G36C (5.56/.223) G36C Flash Hider - Threaded 15x1 RH Threaded 15x1. Perfect for HK rifle barrels and conversion barrels. Specifications: Threaded 15x1 RH Compatible With: HK G36C HK SL8 5.56/.223 Firearms Threaded 15x1 RHHKP-00630$165.99 -
On Sale
HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan
B&T Brugger & Thomet
Now: $249.95Was: $365.00B&T M-LOK Handguard for HK416/MR556, 11" with "Overgrip" Free-Cut on the Top Rail B&T's one-piece 11" M-LOK handguard for HK416 and MR556 rifles. The handguard is an easy to install, direct replacement requiring no gunsmithing. The...HKP-20401Now: $249.95Was: $365.00 -
Out Of Stock
HK MP5 Brace System - Modular - .22LR - Havoc
F5 MFG
$349.95F5 MFG HK MP5 .22LR Modular Brace System Havoc MBS (Modular Brace System) for the MP5 .22LR. To convert your brace into a stock, simply swap out the brace attachment interface with F5's MSS stock interface in a matter of seconds (NFA rules apply)...HKP-20195$349.95 -
HK MP5, HK93, HK94 M4 Retractable Stock
Choate
$246.99Choate HK 93, 94, MP5 M4 Telescopic Stock The M4 telescopic stock for the H&K 93/94/MP5 replaces the existing stock and gives the shooter the ability to change the length of pull. The housing is all aluminum and is attached to the same end cap that...HKP-19895$246.99 -
On Sale
G36 Handguard HK German Original Style - Gray - Incomplete - Used
Now: $24.95Was: $49.95G36 Handguard HK German Original Style - Gray - Incomplete - UsedHKP-19773Now: $24.95Was: $49.95 -
HK MP5 Binary Trigger Group - SEF Navy - BFSIII - 10mm and .40 S&W
FA Franklin Armory
$879.95Franklin Armory HK MP5 .40/10 BFSIII HK-C1 Franklin Binary SEF Navy Style Trigger Group 3 Position HK binary trigger group for the MP5 .40 and 10mm firearms. The BFSIII is ideal for tactical and competition use. The BFSIII provides greatly reduced...HKP-19663$879.95 -
HK417, MR762 14.7" Modular Rail System
H&K Heckler & Koch
$479.95HK MR762, CR762 & HK 417 14.7" Extended Modular Rail System (MRS) - Rare New HK German modular rail system for the HK MR762. Each unit comes with 2 X 5 slot rails attached on the HKey attachment system as well as all hardware for attachment. This is...HKP-17343$479.95 -
On Sale
HK416, MR556 Quad Rail - 7" - M-LOK
HKP HK Parts
Now: $127.95Was: $199.95HKP 7" M-LOK Quad Rail Compatible With: HK 416 HK MR556HKP-17986Now: $127.95Was: $199.95 -
Out Of Stock
HK416, MR556 Rear Sight Drum for 10" Barrels
HKP HK Parts
$29.95HKP HK MR556/416 Rear Sight Drum 10" Barrel Length Made in the USA.HKP-17774$29.95 -
$7.95 -
HK G36 Magazine - 10 Round - Factory - FDE
H&K Heckler & Koch
$87.95HK G36 10 Round Magazine in Flat Dark Earth (FDE) Compatible With: G36 G36K G36C Double Stack Capacity Magwell Converted SL8's Specifications: Capacity: 10-rounds Condition: New, rare find Manufacturer: HK GermanyHKP-18727$87.95 -
Out Of Stock
HK UMP, USC Extractor - 9mm
USA
$39.95New US-Made USC & UMP 9mm Extractor: This is the perfect spare part for your UMP or USC 9mm conversion. Please Note: HK considers this a high wear and replacement item. Once it's removed from the carrier, the spring tension...HKP-02625$39.95