H&K Heckler & Koch

HK German HK MR556 & HK 416 Magazine Spring  

HK German HK MR556 & HK 416 Magazine Locking Plate  

HK MR556, HK416 & MR762, HK417 Variant 2 Battle Grip With Contoured Back Strap HK-manufactured AR15-style pistol grip will fit all AR-15/M-16 lower receivers as well. It is a...

H&K HK MR556, MR762, 416, & 417 Complete Piston Rod Assembly  A great replacement or spare to keep on hand. Compatible With: HK MR556 HK 416 HK 416 A5 MR762 HK 417 Please Note: Does...

H&K HK MR556/416 Forward Assist Plunger Pin  

HK MR556, HK416 & MR762 & HK 417 Fixed Front Sight Assembly German HK front fixed sight for use with a rear diopter style sight. It can also be used on some other Ar-15/M-16 applications...

HK 416 & MR556 Bolt Head Extractor New HK - German Compatible With: MR556 CR556 HK 416 HK M27  

HK 416, MR556 Brass Catcher HK Factory German HK 416 Brass Catcher

HK 416, MR556 Extractor Spring BufferThis buffer fits inside the extractor spring in the extactor pocked of the bolt. This item is a high wear item and a spare would be highly advised.Fits all HK...

H&K HK MR556/416 Ejector For Bolt Head HK German factory part.  Compatible With: MR556 HK 416

HK German Un-Assembled/Stripped HK MR556/MR223 A5 Upper Receiver Factory HK MR556 A5 upper receiver.  This is the semi-auto MR556 variant. Compatible With: HK MR556 HK MR223 HK 416*** Need a...

HK German Stripped HK MR556 Upper Receiver New factory German incomplete and unmarked MR556 upper receiver. Compatible With: HK MR556 HK MR223 HK 416*** Do you need a matching lower for your...

HK MR556 Operator's Manual

New HK Factory German MR556 Upper Kit with M-Lok forearm Includes: Complete MR556 upper receiver with M-Lok forearm MR556 Bolt group Complete Tungsten Filled HK Buffer HK Buffer Spring One 30 Round...

New HK German MR556, Bolt Head CompleteBrand new factory German bolt head with all the components to make the bolt head complete. HK MR556

German HK MR556 & HK 416 Factory Bolt Carrier With The Newer Style Bolt Retaining Key  This is the factory one-piece carrier that has the out-of-battery disconnect and the bolt...

HK MR556, MR762 Disconnector Spring - Long HK German manufactured disconnector spring. This is the longer of the 2 springs found in the trigger/sear assembly. Compatible With: HK MR556 HK MR762 HK...

HK 416, MR556 Quad Rail- Standard Length HK German HK416 & MR556 quad rail complete that includes HK 416/MR556 Handguard Screw. This handguard can also be installed on the CR556 models as well...

H&K HK MR556 & 416 Firing Pin   New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon...

HK MR556, HK 416 E1/E2 Charging Handle - Incomplete New HK German manufactured HK MR556, HK 416. A great item to have on hand in the event of breakage or high wear. Compatible With: HK MR556 HK...

HK German 416 10.5 Rear Diopter Sight Assembly This is the proper rear sight for use on all HK 416 10.5 uppers and firearms. This is also a great sight alternative for those who need a lower sight...

HK 416 & AR15 6 Position Retractable Stock  New HK Marked 6 position AR15 commercial stock. This stock fits all commercial AR-15/M16 buffer tubes. The stock telescopes expands and retracts...

HK 416A5 9" Quad Rail With Flip Up Front Sight - Black New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings...

HK German Un-Assembled Stripped HK 416A5 Upper Receiver - RAL 8K Brand new factory German RAL8000 416A5 upper receiver. Compatible With: HK MR556 HK MR223 HK 416 Looking for a matching lower for...

HK 416A5 - Stripped Upper Receiver - Black 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...

HK German 416, MR556, MR762, & 417 E2 Concave Butt Pad Can be added as an option on the HK E1 416/417 stock. Providing you an option to use either the concave or convex style buttpads for...

HK 416, MR556 & MR762, HK 417 - Buffer Staking Tool - German HK Rare HK factory HK staking tool for the castle nut to be staked. These took over 3 years to get and offered for cost while...

HK 416A5, HK 416, MR556 Slim Line Retractable Stock New from HK Germany the slim line retractable stock fits all commercial & milspec AR-15/M16 buffer tubes. Marked with the HK logo and issued on...

HK 416A5, HK416 & MR556 Slim Line Retractable Stock - Ral 8000 New from HK Germany the slim line retractable stock fits all commercial & milspec AR-15/M16 buffer tubes. Marked with the HK...

HK Clamping Sleeve or Roll Pin for Pawl On Charging Handle 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.

H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier This roll pin is used in the bolt carrier to secure the catch.

New Latest Print Production HK German 416 & MR556 Operators Manual Each manual is 62 pages and is the go to resource to maintain, clean, and become well versed with the HK 416 and MR556 series of...

H&K HK MR556/416 Steel Maritime Magazine Follower Compatible With: HK 416 factory magazines such as 30, 20 and 10 round

HK MR556, 416 Extended Free Floating Rail System - Black New Heckler & Koch MR556, HK 416 Extended DMR (designated marksman rifle) Forearm With Suppressor Window Cutout. Optimized design to...

HK MR556/416 Firing Pin Catch  

HK MR556/416 Extended 11" Quad Rail - Black This drop-in unit offers two full inches in extra length, not the standard 9" rail that comes with the HK 416/MR556, but an extended 11" rail...

HK MR556 & 416 E1 Charging Handle - Ambidextrous HK's design boasts a smooth & easy to release latch with an enhanced oversized charging handle.  Compatible With: HK MR556 HK 416 Other...

HK Ambidextrous HK416, MR556 Charging Handle Release Latch Perfect replacement item for the MR556 & HK 416 charging handle. New HK German manufacture. These can become chewed up and damaged with...

HK MR556, CR556 Modular Rail System 9"- Black HK German MR556 & CR556 handgaurd that accepts the HKey style modular rail sections. This is also the forearm that clear the OSS suppressor system...

HK MR556 & 416 14.5"/16.5" Rear Diopter Sight HK German Rear Diopter Sight is the proper rear sight to pair with all HK 416 14.5, and MR556 uppers and rifles. This sight can be paired with a...