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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HK MR556, MR223 Upper Receiver - Forward Assist and Ejection Door
H&K Heckler & Koch
$694.95New HK German Partially Pre-Assembled Upper Receiver for HK MR556 and HK MR223 Each unit comes just as shown with the F/A (forward assist) assembly and ejection port door assembly installed from the HK factory. Compatible...HKP-16950$694.95 -
HK416, MR556, MR762, AR-15 Take Down Pin Set - Titanium
HKP HK Parts
$29.95AR15, M4, MR556, MR762, AR10 Enhanced Take Down Pin Set Front & Rear - Titanium Custom ultra strong pure titanium front and rear take down pin set. Each set included both the front and rear pins for any AR mil-spec style lower. Compatible...HKP-17936$29.95 -
M-LOK Sling Swivel Mount - Quick Detach
AIM
$24.99M-LOK Quick Detach Sling Swivel Mount The Aim M-LOK® QD Sling Mount stud with QD swivel provides a front attachment point for your push button QD sling or sling with just strap. Includes: All necessary mounting hardware and wrenches Features: High...HKP-18589$24.99 -
Out Of Stock
HK416, MR556, HK417 A4, MR762 Pistol Grip - Black
H&K Heckler & Koch
$16.95H&K MR556/MR762/416/417 A4 Battle Grip - Black Factory H&K battle grip in black. Compatible With: MR556 A1/A4 HK416 HK MR762 A1/A4 HK 417 HK M27 HK G28 AR-15, M4, & M16 PlatformsHKP-22028$16.95 -
HK416 Handguard - Super Modular Rail - 14.5" - M-LOK
Geissele
$504.00Geissele HK416 Super Modular M-LOK 14.5" Rail The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...HKP-19806$504.00 -
Out Of Stock
HK416 Upper Receiver Kit - 10.4" - 5.56
HKP HK Parts
$2,485.95HKP 416 10.4" 5.56 Complete Upper Kit Complete Each kit includes the complete upper assembly, bolt group, tungsten buffer, & high-reliability SS recoil spring. This upper kit is a complete gas piston HK 416 style upper assembly that will drop on your...HKP-17662$2,485.95 -
HK416, MR556 Charging Handle Roll Pin
H&K Heckler & Koch
$7.95HK Heckler and Koch Clamping Sleeve or Roll Pin for Pawl on Charging Handles This is the longer one that is used on the outside of the charging handle. There are one of these pins used per charging handle.HKP-17063$7.95 -
HK416, MR556, HK417, MR762 Selector Lever - Ambi - Right
H&K Heckler & Koch
$11.95Heckler & Koch HK416 Ambi Safety Selector Lever Factory HK polymer right side selector lever. Compatible With: HK416 A1/A3 HK MR556 A1 HK417 HK MR762 A1HKP-22309$11.95 -
HK416, MR556 Handguard - 10.5" - M-LOK
Geissele
$472.00HK416 Super Modular Rail MK15 M-LOK - 10.5" The Super Modular Rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity...HKP-19990$472.00 -
Handstop Kit - XTM
Magpul
$19.95Magpul XTM Hand Stop Kit The four-piece XTM Hand Stop Kit is a lightweight, low-profile rail-mounted index point for improved weapon control or as a forward stop to prevent the shooter's hand from reaching the hot front sight assembly or muzzle. The kit...HKP-14535$19.95 -
HK416, MR556, HK417, MR762 Pistol Grip - Tool Included - RAL8000
H&K Heckler & Koch
$149.95HK Heckler and Koch Adaptive Pistol Grip with tool in RAL8000. Factory German adaptive pistol grip in RAL8000. Originally used on the HK416 A7, this grip fits a variety of H&K platforms. Compatible With: HK MR556 A1 HK MR556 A4 HK416 HK MR762...HKP-21963$149.95 -
Picatinny Battle Sight - HK Front Folding
Troy Industries
$119.95Troy Industries Tritium Front Folding BattleSight – HK Durability and dead-on accuracy have made the Troy Industries HK Front Folding Battle Sight one of the best choices for Special Ops and tactical users worldwide. Please Note: It will not work...HKP-00031$119.95