Heckler and Koch firearms are considered by many to be the finest military grade weapons available to the public.
HK MR556A1 Complete Upper Receiver, 223 Remington/556NATO, 16.5" Cold Hammer Forged Barrel, Black, M-Lok Free Float Rail, Flash Hider, Complete MR556 Bolt Carrier Group, Proprietary Tungsten Buffer, Proprietary Buffer Spring 81000584 Out of stock. Check back later... $1,925.00
