HK 416, MR556 9" Modular Rail System (MRS) – Black

 

HK MR556, CR556 Modular Rail System 9″- Black

HK German MR556 & CR556 handguard that accepts the HKey style modular rail sections. This is also the forearm that clear the OSS suppressor system.

  • MR 556
  • HK 416
  • CR 556

*Weight: 13.4 Ounces*

  • Origin: German
  • Brand: Heckler & Koch