HK416 / MR556 Series
Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.
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HK416, HK417, G3, HK33, G36 Flash Hider - Threaded 15x1 RH - CA/NY Compliant
HKP HK Parts
$24.95HKP (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH - CA/NY Compliant This muzzle device is a partially milled version (not completely milled) of the factory HK birdcage style flash...HKP-12746$24.95 -
HKP 2 Point Leather Sling - OD Green
HKP HK Parts
$49.95HKP 2 Point Leather Sling - OD Green These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German...HKP-20164$49.95 -
HK416A5 Stripped Upper Receiver
H&K Heckler & Koch
$489.99HK 416A5 - Stripped Upper Receiver This is the factory correct receiver for a true 416 build as it features the M16 relief cut in the bottom, rear portion of the receiver (shown in last pricture)...HKP-18786$489.99 -
Out Of Stock
HK416, MR556, HK417, MR762 Pistol Grip with Tools - RAL8000
H&K Heckler & Koch
$159.95Heckler and Koch's Pistol Grip With Tools - RAL 8000 HK German grip with HK tools stowed in the grip's storage compartment. Finish your HK build with our favorite grip or upgrade your AR-15 platform...HKP-21462$159.95 -
HK416, MR556 Ejector Port Cover Pin
H&K Heckler & Koch
$19.95Heckler and Koch Ejector Port Cover Axle Pin for HK416 and HK MR556 Compatible With: HK416, MR556HKP-02661$19.95 -
Barrel Chamber Flute Cleaning Brush - 5.56 / .223
H&K Heckler & Koch
$29.95New HK German .223/5.56 Chamber Flute Cleaning Brush This item is ideal to have on hand for cleaning the flutes of the barrel. The flutes have to remain clean for the rounds to be extracted properly...HKP-00464$29.95 -
HK Universal Harris Bipod Adapter
H&K Heckler & Koch
$209.95HK Factory Harris Bipod Adapter - Low Profile This adapter is to attach the Harris bipod to any Picatinny rail. It is compatible with all Picatinny railed forearms or applications. A new HK German...HKP-01852$209.95 -
HK416, MR556 Storage Cap Pin for Pistol Grips
H&K Heckler & Koch
$4.95Heckler and Koch HK MR556/416 Battle Grip Storage Cap PinHKP-16861$4.95 -
HK416A5, MR556 Selector Lever Set, Complete - Ambi - RAL8000
H&K Heckler & Koch
$189.95Heckler and Koch Ambidextrous Selector Lever Set Complete for HK416A5 SEMI and HK MR556 - RAL 8000 New HK German manufacture. Complete kit to upgrade the selector lever set on the HK MR556 to thHKP-17603$189.95 -
Out Of Stock
HK MR556 A4 Upper Receiver Kit - 11"- M-LOK
H&K Heckler & Koch
$1,998.95H&K Heckler & Koch MR556 Upper Receiver Kit A4 -11″ - M-LOK This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style rifles to be retrofitted to HK’s piston and...HKP-21910$1,998.95 -
Muzzle Device Shim Kit - 1/2x28
Rugged Suppressors
$9.95Rugged Suppressors Muzzle Device Shim Kit - 1/2x28 This kit includes 3 varying thickness shims to time your muzzle device to your desired orientation. Compatible With: HK MP5/KHKP-21455$9.95
HK416, MR556, HK417, MR762 Pistol Grip - V1
H&K Heckler & Koch
$79.95H&K 416/417 & MR556/762 V1 Battle Grip - Black This is a great upgrade for any AR15, M16/416 platform. New factory German HK manufacture. Compatible With: HK 416/MR556HKP-01023$79.95