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Browse our listings of ARES Defense Systems MCR upper receivers for sale in our online Ammunition Store! ARES Defense Systems, now rebranded as FightLite Industries, has produced quality weapons and firearm parts since the company was founded in 1997.
ARES Defense Systems have developed and manufactured firearm parts for the US civilian market, law enforcement, and military forces both home and abroad. In addition to ARES Defense Systems MCR firearm parts and accessories, we also offer a wide selection of other
