H&K Heckler & Koch

HK MR556 & MR762 Buttstock Release Lever Insert

HK German HK MR556 & HK 416 Magazine Spring  

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

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...

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 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, 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 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.

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 Firing Pin Catch  

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...

H&K 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...

HK 416, MR556 Spring Lock Bolt  

HK 416/MR556 & MR762/HK 417 Sear Release Rocker Latch For Lower Compatible With: MR 556 MR 762 HK 416 HK 417

HK 416, MR556, MR762, HK 417 Bolt Catch Spring Compatible With: HK MR556 HK 416 MR 762 HK 417

HK 416 Flash Hider - Black Threaded 1/2 X 28 for use on all HK 416, MR556, and other AR-style applications. Great flash hider to use to upgrade the MR 556 flash hider.

HK 416 Ejector Retaining Pin This factory HK German part is the pin that holds the ejector in place on the bolt head. Great to have as a spare part.

HK 416  & MR556 E1/E2 & HK 417, MR762 Stock Release Lever Pin Brand new factory German production. A must have spare part that should be replaced each time you remove or install the roll...

HK 416 Bolt Head IncompleteNew HK German HK 416 Bolt Head Complete- Incomplete

HK German 416 Bolt Head CompleteNew HK German manufacture for the HK 416 models. Date coded & proof marked and current HK production.

HK 416 Bolt Group Complete - German New HK German 416 Bolt group. Rare component as the HK bolt groups are now considered EUC items and are not for sale from HK Germany.  Each unit is factory...

HK MR556 & HK 416 Handguard Rail System Screw This is the hex head version for any metric Allen hex head that can be utilized to tighten and release the screw pressure...

HK Factory German Manufacture MR556 HK Factory Flash Hider, Compensator Full birdcage style the real deal German manufactured found on all HK MR556 models. Threaded 1/2 X 28 for use on all HK 416,...

HK 416 Firing Pin Retaining Pin- New Style This part is the newer style pin that is goldish, super hardened, and much less prone to wear and tear. The enhanced version is the most robust,...

HK 416 & MR556 Gas Block Pin This is the retaining pin for an HK 416 gas block. A must-have, as HK recommends using new pins once they are removed or damaged.  Size: 5 x 18 mm.

  HK German MR556, 416 Gas Block Complete - Low Profile This part is the factory slim-line, low-profile gas block for the MR556/HK416. There are no bayo lug or sling attachment points...

HK MR556 & 416 Front Sight Roll Pin  

Forward Assist Plunger Spring For MR556, HK416, HK417 & MR762 New HK German manufacture. Compatible With: HK MR556 HK 416 MR762 HK 417 HK G28 HK M27

Forward Assist Pin For MR556 & HK416 Pin

HK 416 & MR556 Ejector Spring Compatible With: HK 416 HK MR556

HK MR556 & 416 Ejector Port Cover Pin

HK MR556 & 416 Ejection Door Lock Bolt Pin Compatible With: HK 416 HK MR556

HK416, HK417, MR556, & MR762 Disconnector Spring- Short This is the shorter spring of the 2 found in the trigger assembly. Compatible With: MR556 MR762 HK 416 HK 417