H&K Heckler & Koch

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...

H&K HK MR556, MR762, 416, & 417 Tactical Sling - Black OEM HK German part. The tool is built into the HK sling hook. For the MR556 model, a sling adapter will be needed for the front...

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

H&K 416/417 & MR556/762 Battle Grip With Storage Compartment - Black New HK German factory battle grip with a storage compartment in the bottom. Each grip will fit all AR-15/M-16 lower...

HK 416 & 417 Buttstock Release Lever